AP (Advanced Placement) Biology: Questions 90 - 94 of 868

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Question number: 90

» DNA and Protein Synthesis

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MCQ▾

Question

Which of the following is component of sigma factor?

Choices

Choice (5)Response

a.

DNA polymerase

b.

RNA polymerase

c.

Endonuclease

d.

DNA ligase

e.

All of the above

Question number: 91

» DNA and Protein Synthesis

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MCQ▾

Question

The term 60S should immediately bring to mind the

Choices

Choice (5)Response

a.

Intact eukaryotic ribosome

b.

Large ribosomal subunit of eukaryotes

c.

Entire structure responsible for cellular translation

d.

Structure of the spliceosomes within the eukaryotic nucleus

e.

Large ribosomal subunit of prokaryotes

Question number: 92

» Enyzmes and Metabolism

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MCQ▾

Question

The activity (maximum) of any enzyme from a halophilic bacterium is found at

Choices

Choice (5)Response

a.

A pH nearer 4.2 than 7.4

b.

Any temperature exceeding 45° Celsius

c.

A temperature closer to 25° Celsius than 35° Celsius

d.

A salt concentration closer to 5 percent than 0.85 percent

e.

A pH nearer 7.4 than 4.2

Question number: 93

» Enyzmes and Metabolism

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MCQ▾

Question

End products of the fermentation are:

Choices

Choice (5)Response

a.

b.

c.

d.

e.

All of the above

Question number: 94

» Enyzmes and Metabolism

Edit
MCQ▾

Question

Which of the following fatty acid oxidation is important in conditions of impaired beta oxidation?

Choices

Choice (5)Response

a.

Omega oxidation

b.

Peroxisomal oxidation

c.

Alpha oxidation

d.

All of the above

e.

None of the above

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