DNA and Protein Synthesis (AP (Advanced Placement) Biology): Questions 1 - 4 of 119

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Question number: 1

» DNA and Protein Synthesis

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MCQ▾

Question

Which one of the following is the complementary sequence of 5′ TTAAGCGTAC 3′?

Choices

Choice (5) Response

a.

5’ GTACGCTTAA 3’

b.

3’ TTAAGCGTAC 3’

c.

3’ CATGCGAATT 5’

d.

5’ AATTCGCATG 3’

e.

All of the above

Question number: 2

» DNA and Protein Synthesis

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MCQ▾

Question

If a mutation resulted in a single base substitution at the third position within the anticodon region of tRNA, what would be the most likely result?

Choices

Choice (5) Response

a.

Such a change within an anticodon region always has a lethal effect on the cell.

b.

The change would only affect the resulting protein if it resided within an enzyme’s active site.

c.

It would make no difference to the cell because redundancy in the genetic code would prevent a change in the resulting protein.

d.

The chances are good that the resulting protein would remain unchanged because of the redundancy within the genetic code.

e.

The resulting protein would most likely be dysfunctional.

Question number: 3

» DNA and Protein Synthesis

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MCQ▾

Question

Which of the following codon pairs would most likely code for the same amino acid because of the wobble in the genetic code?

Choices

Choice (5) Response

a.

CAU and UAC

b.

UUU and UUA

c.

AAC and ACC

d.

GGG and CCC

e.

UUA and CUA

Question number: 4

» DNA and Protein Synthesis

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MCQ▾

Question

Carcinogens may be occurs due to

Choices

Choice (5) Response

a.

Naturally

b.

Tar of tobacco smoke

c.

Man made

d.

Ionic radiation

e.

Question does not provide sufficient data or is vague