Curriculum
Course: AQA A Level Biology 7402
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Curriculum

AQA A Level Biology 7402

1. Biological Molecules

0/102

2. Cell Structure

0/95

3. Exchange and Transport

0/98

4. Genetics, Variation and Interdependence

0/94

5. Energy Transfers In and Between Organisms (A Level only)

0/63

6. Organisms Respond to Changes in their Environments (A Level only)

0/93

7. Genetics, Populations, Evolution and Ecosystems (A Level only)

0/55

8. The Control of Gene Expression (A Level only)

0/72

9. Exam Guidance and Skills

0/38
Quiz

8.3.2 Determining Protein Sequences – Exam questions

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  • Questions count: 7
  • Passing grade: B+
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1.
The pie chart shows outcomes of substitutions. What percentage change the protein's amino acid sequence?
Dr Dabour Hub Academy - figure 1
24%
72%
76%
4%
2.
Short sequence by the promoter that assists transcription by interacting with regulatory proteins.
Short sequence by the promoter that assists transcription by interacting with regulatory proteins.
Enhancer
Repressor
Operator
Promoter
3.
A normal protein-coding DNA sequence and a mutated sequence are shown below.
SAT Biology - Question 084
A
B
C
D
E
4.
A mutation in DNA results in no change to the sequence of the protein that is produced. The mutation is MOST LIKELY a
SAT Biology - Question 091
A
B
C
D
E
5.
A genetic mutation results in a DNA sequence that continues to synthesize the same protein, at the same rate as a nonmutated sequence. This mutation would be BEST classified as a
SAT Biology - Question 130
A
B
C
D
E
6.
Which level belongs at '?' in the protein structure sequence?
Dr Dabour Hub Academy - figure 2
Primary — peptide bonds only
A nucleotide chain
Tertiary — overall 3-D fold of one chain
A triglyceride
7.
Using DNA and protein sequences to work out relationships is molecular _____.
genetics only
ecology
systematics
taxonomy of colour
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Part of 8. The Control of Gene Expression (A Level only) — see every lesson and quiz in this unit.
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