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Chapter 1 - Support and Movement in Living Organisms

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Chapter 2 - Hormonal Coordination in Living Organisms

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Chapter 3 - Reproduction in Living Organisms

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Chapter 4 - Immunity in Living Organisms

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Chapter 5 - Molecular Biology - DNA Structure and Function

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Quiz

Lesson 2: The Human Immune System (Organs, Cells, and Antibodies) — Picture questions (exam style)

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  • Questions count: 195
  • Passing grade: 60%
Start Quiz
1.
What replaces (?) in the table?
What replaces (?) in the table?
thymus
monocytes
from B and T cells
bone marrow
2.
The figure shows an antibody made of 2 Y-shaped unit(s) (parts numbered on the enlarged unit). Which option is correct?
The figure shows an antibody made of 2 Y-shaped unit(s) (parts numbered on the enlarged unit). Which option is correct?
part 4: antigen-binding site (variable region), binding sites in the whole molecule = 8, polypeptide chains = 4
part 4: heavy chain, binding sites in the whole molecule = 4, polypeptide chains = 2
part 4: disulfide bond, binding sites in the whole molecule = 4, polypeptide chains = 4
part 4: disulfide bond, binding sites in the whole molecule = 4, polypeptide chains = 8
3.
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 13, cause: memory cells
latent period of secondary response = 30 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 2, cause: macrophages
4.
The figure shows an antibody made of 1 Y-shaped unit(s) (parts numbered on the enlarged unit). Which option is correct?
The figure shows an antibody made of 1 Y-shaped unit(s) (parts numbered on the enlarged unit). Which option is correct?
part 4: heavy chain, binding sites in the whole molecule = 2, polypeptide chains = 4
part 4: disulfide bond, binding sites in the whole molecule = 2, polypeptide chains = 4
part 4: heavy chain, binding sites in the whole molecule = 4, polypeptide chains = 4
part 4: light chain, binding sites in the whole molecule = 1, polypeptide chains = 4
5.
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 20, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
6.
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 30 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
7.
What replaces (?) in the table?
What replaces (?) in the table?
secrete antibodies
activate B and T cells
engulf and present antigen
kill infected cells
8.
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 10, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: macrophages
9.
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 13, cause: memory cells
10.
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 16, cause: memory cells
11.
What replaces (?) in the table?
What replaces (?) in the table?
secrete antibodies
engulf and present antigen
stop the immune response
activate B and T cells
12.
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: macrophages
13.
The figure shows an antibody made of 5 Y-shaped unit(s) (parts numbered on the enlarged unit). Which option is correct?
The figure shows an antibody made of 5 Y-shaped unit(s) (parts numbered on the enlarged unit). Which option is correct?
part 3: antigen-binding site (variable region), binding sites in the whole molecule = 20, polypeptide chains = 20
part 3: disulfide bond, binding sites in the whole molecule = 5, polypeptide chains = 20
part 3: heavy chain, binding sites in the whole molecule = 10, polypeptide chains = 20
part 3: heavy chain, binding sites in the whole molecule = 10, polypeptide chains = 10
14.
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 8 days, secondary peak ÷ primary peak = 8, cause: macrophages
15.
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 16, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
16.
What replaces (?) in the table?
What replaces (?) in the table?
engulf and present antigen
kill infected cells
stop the immune response
secrete antibodies
17.
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 11, cause: suppressor T cells
18.
What replaces (?) in the table?
What replaces (?) in the table?
fast secondary response
kill infected cells
secrete antibodies
stop the immune response
19.
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 30 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: macrophages
20.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 11, cause: memory cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 8, cause: macrophages
21.
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 13, cause: suppressor T cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 20, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: macrophages
22.
What replaces (?) in the table?
What replaces (?) in the table?
secrete antibodies
kill infected cells
fast secondary response
engulf and present antigen
23.
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 30 days, secondary peak ÷ primary peak = 10, cause: memory cells
24.
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 5, cause: suppressor T cells
25.
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
26.
What replaces (?) in the table?
What replaces (?) in the table?
activate B and T cells
stop the immune response
fast secondary response
kill infected cells
27.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 11, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
28.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 8 days, secondary peak ÷ primary peak = 5, cause: macrophages
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 5, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 5, cause: memory cells
29.
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 16, cause: macrophages
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 2, cause: memory cells
30.
What replaces (?) in the table?
What replaces (?) in the table?
activate B and T cells
stop the immune response
secrete antibodies
kill infected cells
31.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
32.
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 5, cause: suppressor T cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
33.
What replaces (?) in the table?
What replaces (?) in the table?
secrete antibodies
kill infected cells
fast secondary response
activate B and T cells
34.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 10, cause: macrophages
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
35.
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 20, cause: suppressor T cells
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 8 days, secondary peak ÷ primary peak = 10, cause: memory cells
36.
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: macrophages
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
37.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 16, cause: memory cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
38.
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 10, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
39.
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 20, cause: macrophages
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
40.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 10, cause: macrophages
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
41.
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: macrophages
42.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 8 days, secondary peak ÷ primary peak = 5, cause: macrophages
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 10, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
43.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 16, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 8, cause: memory cells
44.
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 11, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 16, cause: suppressor T cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 2, cause: memory cells
45.
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 5, cause: suppressor T cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
46.
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 16, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 11, cause: memory cells
47.
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 16, cause: memory cells
48.
What replaces (?) in the table?
What replaces (?) in the table?
kill infected cells
fast secondary response
engulf and present antigen
activate B and T cells
49.
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 11, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 16, cause: macrophages
50.
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 20, cause: macrophages
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 10, cause: macrophages
51.
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 5, cause: macrophages
52.
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 8 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 10, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 13, cause: memory cells
53.
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 8 days, secondary peak ÷ primary peak = 20, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 20, cause: macrophages
latent period of secondary response = 8 days, secondary peak ÷ primary peak = 20, cause: macrophages
54.
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 16, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 8, cause: macrophages
55.
What replaces (?) in the table?
What replaces (?) in the table?
stop the immune response
engulf and present antigen
fast secondary response
activate B and T cells
56.
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 30 days, secondary peak ÷ primary peak = 13, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
57.
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
58.
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 20, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
59.
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 13, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 13, cause: macrophages
60.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: macrophages
61.
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 11, cause: macrophages
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 8, cause: macrophages
62.
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 20, cause: macrophages
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 10, cause: memory cells
63.
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: macrophages
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 10, cause: memory cells
64.
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 16, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 11, cause: macrophages
65.
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 16, cause: suppressor T cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
66.
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: macrophages
67.
What replaces (?) in the table?
What replaces (?) in the table?
engulf and present antigen
stop the immune response
kill infected cells
fast secondary response
68.
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 2, cause: macrophages
69.
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: macrophages
70.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 10, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
71.
What replaces (?) in the table?
What replaces (?) in the table?
stop the immune response
activate B and T cells
engulf and present antigen
kill infected cells
72.
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 5, cause: suppressor T cells
73.
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 20, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 10, cause: macrophages
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
74.
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 10, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
75.
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 20, cause: macrophages
76.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 8 days, secondary peak ÷ primary peak = 11, cause: macrophages
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 2, cause: macrophages
77.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 11, cause: suppressor T cells
78.
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 5, cause: macrophages
latent period of secondary response = 30 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
79.
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 10, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 5, cause: memory cells
80.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 16, cause: suppressor T cells
81.
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 16, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 16, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: macrophages
82.
What replaces (?) in the table?
What replaces (?) in the table?
stop the immune response
fast secondary response
engulf and present antigen
secrete antibodies
83.
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 5, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
84.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: macrophages
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
85.
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 30 days, secondary peak ÷ primary peak = 10, cause: memory cells
86.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 20, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 20, cause: memory cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 13, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
87.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
88.
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
89.
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 11, cause: macrophages
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 8, cause: macrophages
90.
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 16, cause: memory cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 11, cause: suppressor T cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
91.
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: macrophages
92.
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 20, cause: macrophages
latent period of secondary response = 8 days, secondary peak ÷ primary peak = 20, cause: macrophages
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 20, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
93.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 16, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 11, cause: suppressor T cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 16, cause: macrophages
94.
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 30 days, secondary peak ÷ primary peak = 10, cause: macrophages
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 13, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 13, cause: memory cells
95.
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 11, cause: macrophages
96.
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 13, cause: memory cells
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 13, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
97.
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
98.
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 20, cause: macrophages
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 20, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 20, cause: memory cells
99.
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 11, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 16, cause: macrophages
100.
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 30 days, secondary peak ÷ primary peak = 11, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 16, cause: memory cells
latent period of secondary response = 30 days, secondary peak ÷ primary peak = 16, cause: memory cells
101.
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 5, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 8, cause: memory cells
102.
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 11, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 2, cause: memory cells
103.
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: suppressor T cells
104.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 20, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 13, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
105.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
106.
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 30 days, secondary peak ÷ primary peak = 2, cause: macrophages
107.
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 8 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 20, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
108.
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
109.
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 8 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 11, cause: macrophages
110.
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 8 days, secondary peak ÷ primary peak = 11, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 16, cause: macrophages
latent period of secondary response = 8 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
111.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 11, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
112.
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 11, cause: macrophages
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 16, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: macrophages
113.
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 8, cause: macrophages
114.
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 13, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
115.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 11, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 16, cause: macrophages
116.
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 20, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 13, cause: macrophages
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 13, cause: macrophages
117.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 13, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 10, cause: memory cells
118.
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: suppressor T cells
119.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 16, cause: macrophages
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 8, cause: macrophages
120.
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 16, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 11, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 11, cause: suppressor T cells
121.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 2, cause: memory cells
122.
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 13, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 10, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 20, cause: memory cells
123.
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 16, cause: macrophages
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 11, cause: suppressor T cells
124.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 5, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
125.
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 8 days, secondary peak ÷ primary peak = 13, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 20, cause: memory cells
126.
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 13, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 10, cause: macrophages
127.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 13, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 10, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
128.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: suppressor T cells
129.
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 10, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 5, cause: macrophages
130.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 13, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 13, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 20, cause: macrophages
131.
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 30 days, secondary peak ÷ primary peak = 11, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 16, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 11, cause: suppressor T cells
132.
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 11, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 16, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: macrophages
133.
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 11, cause: suppressor T cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 11, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 16, cause: macrophages
134.
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 11, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 8, cause: macrophages
135.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
136.
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 8, cause: macrophages
137.
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 13, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 13, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: macrophages
138.
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 11, cause: suppressor T cells
139.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 8 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 20, cause: macrophages
140.
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 11, cause: suppressor T cells
141.
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 8 days, secondary peak ÷ primary peak = 5, cause: memory cells
142.
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 5, cause: memory cells
143.
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 2, cause: macrophages
144.
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 5, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 5, cause: memory cells
145.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 13, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 20, cause: memory cells
146.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 13, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
147.
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 13, cause: suppressor T cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
148.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 5, cause: suppressor T cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 2, cause: memory cells
149.
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 5, cause: macrophages
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 5, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
150.
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: suppressor T cells
151.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
152.
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 30 days, secondary peak ÷ primary peak = 13, cause: suppressor T cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
153.
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 16, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 2, cause: memory cells
154.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
155.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
156.
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 16, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 2, cause: macrophages
157.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 16, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
158.
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: macrophages
159.
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 30 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 30 days, secondary peak ÷ primary peak = 13, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 30 days, secondary peak ÷ primary peak = 20, cause: suppressor T cells
160.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 13, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 13, cause: suppressor T cells
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
161.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 8 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 13, cause: suppressor T cells
162.
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 5, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
163.
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 30 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: macrophages
164.
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 30 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 16, cause: macrophages
165.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 16, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 8, cause: memory cells
166.
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
167.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 16, cause: macrophages
168.
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 11, cause: memory cells
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
169.
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 16, cause: macrophages
latent period of secondary response = 30 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
170.
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 20, cause: suppressor T cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 13, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
171.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 8, cause: macrophages
172.
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 10, cause: macrophages
173.
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 5, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 5, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
174.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 16, cause: macrophages
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 16, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
175.
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 2, cause: macrophages
176.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
177.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 16, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 16, cause: memory cells
178.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: macrophages
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 13, cause: suppressor T cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
179.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 13, cause: macrophages
180.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 13, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 13, cause: suppressor T cells
181.
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 40; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 40 days, secondary peak ÷ primary peak = 16, cause: macrophages
182.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 16, cause: memory cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 16, cause: macrophages
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
183.
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 13, cause: memory cells
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 20, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 10, cause: memory cells
184.
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 8 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: macrophages
185.
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 11, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 25 days, secondary peak ÷ primary peak = 11, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 11, cause: memory cells
186.
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 11, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 16, cause: memory cells
187.
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 30; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 13, cause: suppressor T cells
latent period of secondary response = 30 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: macrophages
188.
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 35; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 20, cause: macrophages
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 13, cause: macrophages
latent period of secondary response = 35 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
189.
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 2, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 10, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 20, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 20, cause: memory cells
190.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
191.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 2, cause: memory cells
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
192.
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A and B on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 20 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 7 days, secondary peak ÷ primary peak = 10, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 5, cause: memory cells
193.
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: suppressor T cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 11, cause: memory cells
194.
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 20; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 10 days, secondary peak ÷ primary peak = 5, cause: suppressor T cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 5, cause: memory cells
latent period of secondary response = 2 days, secondary peak ÷ primary peak = 2, cause: macrophages
latent period of secondary response = 6 days, secondary peak ÷ primary peak = 5, cause: macrophages
195.
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
A person was injected with antigen A on day 0, then with A on day 25; the graph shows antibody concentration. Which option is correct?
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 16, cause: macrophages
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 16, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 8, cause: memory cells
latent period of secondary response = 3 days, secondary peak ÷ primary peak = 11, cause: memory cells
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