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Course: AP BIOLOGY
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AP BIOLOGY

1. Chemistry of Life

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2. Cells

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3. Cellular Energetics

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4. Cell Communication and Cell Cycle

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5. Heredity

0/14

6. Gene Expression and Regulation

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7. Natural Selection

0/33

8. Ecology

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AP Biology - Plants and Human Body Systems

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AP Biology - Laboratory review

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AP Biology - Diagnostic exam

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AP Biology - Practice Test 1

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AP Biology - Practice Test 2

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Quiz

Unit 5 · Heredity – Question bank

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Heredity AP Biology question bank: free practice for AP Biology. Work through this Heredity AP Biology question bank and get instant feedback on every answer. If you get stuck, review the 5.5 Environmental Effects on Phenotype — Notes lesson. More practice: AP Biology — all units. Syllabus: College Board ap biology course page.

  • Questions count: 14
  • Passing grade: B+
  • Time limit: 14 minutes
Start Quiz
1.
Given the crossover frequencies for five genes on a single chromosome, pick the answer that most likely represents the relative positions of the five genes. (see the figure)
Given the crossover frequencies for five genes on a single chromosome, pick the answer that most likely represents the relative positions of the five genes. (see the figure)
E, A, D, C, B
A, E, C, D, B
E, A, C, D, B
B, C, D, E, A
A, E, D, C, B
2.
In squirrels gray (G) is dominant over black (g), and a black squirrel is gg. Crossing a gray squirrel with which genotype would reveal the gray squirrel\'s genotype most certainly?
In squirrels gray (G) is dominant over black (g), and a black squirrel is gg. Crossing a gray squirrel with which genotype would reveal the gray squirrel's genotype most certainly?
GG
Cannot be determined from the information given
3.
From a cross of AABbCC with AaBbCc, what is the probability that the offspring will display a genotype of AaBbCc?
From a cross of AABbCC with AaBbCc, what is the probability that the offspring will display a genotype of AaBbCc?
1/2
1/3
1/4
1/8
1/16
4.
What is the genotype of person A? (see the figure)
What is the genotype of person A? (see the figure)
Bb
Cannot be determined from the given information
5.
What is the most likely genotype of person B? (see the figure)
What is the most likely genotype of person B? (see the figure)
Bb
Cannot be determined from the information given
6.
What is the probability that persons C and D would have a child with the condition? (see the figure)
What is the probability that persons C and D would have a child with the condition? (see the figure)
1/2
1/4
1/6
1/8
1/10
7.
Which of the following disorders is X-linked?
Which of the following disorders is X-linked?
Tay-Sachs disease
Cystic fibrosis
Hemophilia
Albinism
Huntington disease
8.
A court case is determining a baby\'s father. The mother has type O blood and the baby type B. Which blood types would mean the man was definitely not the father?
A court case is determining a baby's father. The mother has type O blood and the baby type B. Which blood types would mean the man was definitely not the father?
B and A
AB and A
O and B
O and A
None can prove conclusively
9.
Assume gray squirrel color results from a dominant allele G. The father is black, the mother gray, and their first baby is black. What is the probability the second baby is also black?
Assume gray squirrel color results from a dominant allele G. The father is black, the mother gray, and their first baby is black. What is the probability the second baby is also black?
1.00
0.75
0.50
0.25
0.00
10.
Tulips are either yellow or white, and to get yellow tulips at least one parent must be yellow. Which color is dominant?
Tulips are either yellow or white, and to get yellow tulips at least one parent must be yellow. Which color is dominant?
White
Yellow
Neither; it is some form of intermediate inheritance
Cannot be determined from the given information
11.
200 red snapdragons mated with 200 white snapdragons produced only pink snapdragons. The mating of two pink snapdragons would most likely result in offspring that are
200 red snapdragons mated with 200 white snapdragons produced only pink snapdragons. The mating of two pink snapdragons would most likely result in offspring that are
50 percent pink, 25 percent red, 25 percent white
100 percent pink
25 percent pink, 50 percent red, 25 percent white
75 percent red, 25 percent white
100 percent red
12.
Which of the following represents the number of possible gametes produced from a genotype of RrBBCcDDEe?
Which of the following represents the number of possible gametes produced from a genotype of RrBBCcDDEe?
2
4
8
16
32
13.
Which of the following diseases is not caused by trisomy nondisjunction?
Which of the following diseases is not caused by trisomy nondisjunction?
Down syndrome
Klinefelter syndrome
Turner syndrome
Patau syndrome
Edwards syndrome
14.
The pedigree below is most likely a pedigree of a condition of which type of inheritance? (see the figure)
The pedigree below is most likely a pedigree of a condition of which type of inheritance? (see the figure)
Autosomal dominant
Autosomal recessive
Sex-linked dominant
Sex-linked recessive
A gene present only on the Y chromosome (holandric)
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Part of 5. Heredity — see every lesson and quiz in this unit.
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