AP (Advanced Placement) Biology: Questions 124 - 129 of 327

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Question number: 124

» DNA and Protein Synthesis

MCQ▾

Question

Ribosomes are discovered by:

Choices

Choice (5) Response

a.

Robert Hooke

b.

Antonie van Leeuwenhoek

c.

George Emil Palade

d.

Theodor Schwann

e.

Question does not provide sufficient data or is vague

Question number: 125

» DNA and Protein Synthesis

MCQ▾

Question

Reverse transcriptase is called as:

Choices

Choice (5) Response

a.

RNA dependent DNA polymerase

b.

DNA dependent RNA polymerase

c.

DNA dependent DNA polymerase

d.

RNA dependent RNA polymerase

e.

None of the above

Question number: 126

» DNA and Protein Synthesis

MCQ▾

Question

Type II restriction enzymes can be:

Choices

Choice (5) Response

a.

Sticky ends

b.

Blunt ends

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

e.

None of the above

Question number: 127

» DNA and Protein Synthesis

MCQ▾

Question

The mechanism of intake of DNA fragments from the surrounding medium by a cell is called:

Choices

Choice (5) Response

a.

Transduction

b.

Conjugation

c.

Transformation

d.

Both b. and c. are correct

e.

All of the above

Question number: 128

» DNA and Protein Synthesis

MCQ▾

Question

The function of which of the following is used in lagging-strand synthesis but not leading-strand synthesis?

Choices

Choice (5) Response

a.

DNA-dependent DNA polymerase

b.

Sigma factor

c.

Helicase

d.

Topoisomerase

e.

DNA ligase

Question number: 129

» DNA and Protein Synthesis

MCQ▾

Question

Which of the following increases fidelity during replication?

Choices

Choice (5) Response

a.

Exonuclease proofreading

b.

Recombination repair

c.

Excision repair

d.

Photoreactivation of thymidine dimers

e.

SOS repair

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