AP (Advanced Placement) Biology: Questions 70 - 75 of 868

Access detailed explanations (illustrated with images and videos) to 868 questions. Access all new questions- tracking exam pattern and syllabus changes. View the complete topic-wise distribution of questions. Unlimited Access for Unlimited Time!

View Sample Explanation or View Features.

Rs. 400.00 or

How to register?

Question number: 70

» DNA and Protein Synthesis

Edit
MCQ▾

Question

Methionine and tryptophan have:

Choices

Choice (5)Response

a.

Single codon for methionine and triple codon for tryptophan

b.

Double codon each

c.

Triple codon each

d.

Single codon each

e.

None of the above

Question number: 71

» Enyzmes and Metabolism

Edit
MCQ▾

Question

In the active site, binding site is:

Choices

Choice (5)Response

a.

Holds substrate in place

b.

Where reaction occurs

c.

Alters the active site of the enzyme

d.

All of the above

e.

None of the above

Question number: 72

» DNA and Protein Synthesis

Edit
MCQ▾

Question

Which enzyme is critical to the process referred to as PCR?

Choices

Choice (5)Response

a.

DNA gyrase

b.

DNA ligase

c.

RNA polymerase

d.

Reverse transcriptase

e.

DNA polymerase

Question number: 73

» DNA and Protein Synthesis

Edit
MCQ▾

Question

Okazaki fragments are stitched together by

Choices

Choice (5)Response

a.

Primase

b.

Hydrogenase

c.

Ligase

d.

Question does not provide sufficient data or is vague

e.

All of the above

Question number: 74

» DNA and Protein Synthesis

Edit
MCQ▾

Question

Which of the following sequences would hybridize most strongly to the sequence 5′ -ATTTGGGCCAATGGGCCCTTTAA-3′?

Choices

Choice (5)Response

a.

3′-TAAACCCCCAATCCCGGGAAATT-5′

b.

5′-TATTCCCGGTTACCCGGGAAATT-3′

c.

3′-TAAACCCGGTTACCCGGGAAATT-5′

d.

3′-ATTTGGGCCAATGGGCCCTTTAA-5′

e.

5′-ATTTGGGCCAATGGGCCCTTTAA-3′

Question number: 75

» Enyzmes and Metabolism

Edit
MCQ▾

Question

The activity of an enzyme can be controlled by various conditions and factors. Which of the following is a substance that halts enzyme activity by binding irreversibly to the enzyme?

Choices

Choice (5)Response

a.

A cofactor

b.

A metabolic poison

c.

A coenzyme

d.

An inactivator

e.

A repressor

Developed by: