DNA and Evolution [Subject SAT (College Board) Biology]: Questions 70 - 75 of 134

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Question 70

DNA and Evolution
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Question

MCQ▾

Genetic drift operates only in

Choices

Choice (5)Response

a.

island populations

b.

larger populations

c.

smaller populations

d.

Mendelian populations

e.

None of the above

Question 71

DNA and Evolution
Edit

Question

MCQ▾

RNA polymerase in prokaryotes has a removable

Choices

Choice (5)Response

a.

alpha subunit

b.

beta subunit

c.

sigma subunit

d.

All of the above

e.

None of the above

Question 72

DNA and Evolution
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Question

MCQ▾

Random genetic drift in a population perchance results from

Choices

Choice (5)Response

a.

Great population size

b.

Interbreeding within the population

c.

Stable low mutation rate

d.

Highly heritably variable individuals

e.

Question does not provide sufficient data or is vague

Question 73

DNA and Evolution
Edit

Question

MCQ▾

Identify the most diverse molecule of the cell from below options.

Choices

Choice (5)Response

a.

Lipid

b.

Mineral salt and water

c.

Protein

d.

Carbohydrate

e.

None of the above

Question 74

DNA and Evolution
Edit

Question

MCQ▾

C-DNA is

Choices

Choice (5)Response

a.

complementary to hnRNA

b.

complementary to rRNA

c.

complementary to tRNA

d.

complementary to mRNA

e.

None of the above

Question 75

DNA and Evolution
Edit

Question

MCQ▾

The reaction in DNA replication catalyzed by DNA ligase is

Choices

Choice (5)Response

a.

Addition of new nucleotides to the leading strand

b.

Addition of new nucleotide to the lagging strand

c.

Formation of a phosphodiester bond between Okazaki fragments

d.

Base pairing of the template and the newly formed DNA strand

e.

None of the above