Subject SAT (College Board) Biology: Questions 782 - 786 of 824

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Question number: 782

» Cell

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MCQ▾

Question

Some enzymes covalently bind a non-protein organic molecule to the active site. The organic molecule concerned is required if the enzyme is to catalyze a reaction on a substrate. What is the term used for such a molecule?

Choices

Choice (5)Response

a.

Cofactor

b.

Modulator

c.

Coenzyme

d.

Prosthetic group

e.

All of the above

Question number: 783

» DNA and Evolution

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MCQ▾

Question

Fossil study is

Choices

Choice (5)Response

a.

Saurology

b.

Palaeontology

c.

Herpetology

d.

Organic evolution

e.

None of the above

Question number: 784

» DNA and Evolution

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MCQ▾

Question

Which of the following statements about the regulation of a metabolic pathway is correct?

Choices

Choice (5)Response

a.

Metabolic regulation always depends on control by hormones

b.

Most metabolic pathways are not regulated.

c.

Most metabolic pathways are regulated.

d.

Regulation of metabolic pathways always involves changing the amount of enzymes.

e.

All of the above

Question number: 785

» Mendel and Hereditary

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MCQ▾

Question

Which one is a hereditary disease?

Choices

Choice (5)Response

a.

Cataract

b.

Leprosy

c.

Phenylketonuria

d.

Blindness

e.

None of the above

Question number: 786

» Mendel and Hereditary

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MCQ▾

Question

Mendel’s last law is

Choices

Choice (5)Response

a.

segregation

b.

polygenic inheritance.

c.

independent assortment

d.

dominance

e.

Question does not provide sufficient data or is vague

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