AP (Advanced Placement) Biology: Questions 163 - 169 of 327

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Question number: 163

» DNA and Protein Synthesis

MCQ▾

Question

Which of the following RNA is contains unusual purines and pyrimidines?

Choices

Choice (5) Response

a.

rRNA

b.

mRNA

c.

tRNA

d.

None of the above

e.

All of the above

Question number: 164

» DNA and Protein Synthesis

MCQ▾

Question

During DNA replication, a mechanism of DNA polymerase helps in preventing error is called:

Choices

Choice (5) Response

a.

Rechecking

b.

Proof checking

c.

Proof reading

d.

None of the above

e.

All of the above

Question number: 165

» DNA and Protein Synthesis

MCQ▾

Question

Which base pairing represents the strongest binding?

Choices

Choice (5) Response

a.

A · T

b.

C · A

c.

G · T

d.

G · C

e.

A · U

Question number: 166

» DNA and Protein Synthesis

MCQ▾

Question

Adding a phosphate group to proteins is called as

Choices

Choice (5) Response

a.

Hydrogenation

b.

Carbation

c.

Phosphorylation

d.

Replication

e.

Question does not provide sufficient data or is vague

Question number: 167

» DNA and Protein Synthesis

MCQ▾

Question

A nucleoside is composed of

Choices

Choice (5) Response

a.

A base + a sugar + phosphate

b.

A base + a sugar

c.

A base + a phosphate

d.

Question does not provide sufficient data or is vague

e.

None of the above

Question number: 168

» DNA and Protein Synthesis

MCQ▾

Question

What enzyme (s) is (are) used by researchers to excise genes of interest?

Choices

Choice (5) Response

a.

RNA-dependent RNA polymerase

b.

DNA ligase and primase

c.

Restriction endonucleases

d.

DNA-dependent RNA polymerase

e.

DNA-dependent DNA polymerase

Question number: 169

» DNA and Protein Synthesis

MCQ▾

Question

The genetic material of retroviruses such as HIV is:

Choices

Choice (5) Response

a.

Protein

b.

RNA

c.

DNA

d.

Question does not provide sufficient data or is vague

e.

None of the above

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