AP (Advanced Placement) Biology: Questions 84 - 87 of 327

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Question number: 84

» Enyzmes and Metabolism

MCQ▾

Question

In homeostasis, the steady-state battle against entropy so vital to life is possible because

Choices

Choice (5) Response

a.

Cells cannot convert energy from one form to another

b.

All cellular reactions are anabolic

c.

All cellular reactions are exergonic

d.

All cells are autotrophic

e.

Cells continually take up energy from the environment

Question number: 85

» DNA and Protein Synthesis

MCQ▾

Question

In the central dogma of molecular biology, protein synthesis can be summarized as follow as:

Choices

Choice (5) Response

a.

DNA ◊ RNA ◊ Transcription ◊ Translation

b.

DNA ◊ RNA ◊ Translation ◊ Transcription

c.

DNA ◊ Transcription ◊ RNA ◊ Translation

d.

DNA ◊ Translation ◊ RNA ◊ Transcription

e.

None of the above

Question number: 86

» DNA and Protein Synthesis

MCQ▾

Question

A frameshift mutation within a region coding for an intron would

Choices

Choice (5) Response

a.

Have no real effect on the cell because the intron would still be spliced out properly

b.

Result in the cell’s death because no RNA polymerase binding site found downstream would be recognizable

c.

Result in the cell’s death because the resulting message could not be translated

d.

Result in the cell’s death because all genes coded downstream would be affected

e.

Have no real effect on the cell because the frameshift would be corrected during transcription

Question number: 87

» DNA and Protein Synthesis

MCQ▾

Question

The PCR technique was developed by:

Choices

Choice (5) Response

a.

Milstein

b.

Altman

c.

Kohler

d.

Kary Mullis

e.

All of the above

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