Which of the following is NOT true of a gene?

A. It is all the triplets needed to make a functional RNA or protein.
B. It is a segment of a DNA molecule.
C. It is the functional unit of heredity.
D. Each chromosome contains one gene.
E. All of the choices are true.


Answer: D

Anatomy & Physiology

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The parietal cells of gastric glands secrete

A. hydrochloric acid. B. pepsin. C. mucus. D. pepsinogen.

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The corpus luteum develops from old follicular cells

Indicate whether the statement is true or false

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A small gene with 210 base pairs in sequence would specify a polypeptide containing how many amino acids?

A)21 B)70 C)630 D)105 E)210

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Damage to capillaries would prevent cells from exchanging gases and nutrients with one another.

Answer the following statement true (T) or false (F)

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