The factor responsible for differentiating the embryonic gonads into testes is

a. the sex-determining region of the X chromosome.
b. the sex-determining region of the Y chromosome.
c. autosomal chromosomes.
d. male gonadal-determining factor.
e. the Sertoli cells.


B

Anatomy & Physiology

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A) ACCGTA B) TGCCAT C) ACGGTA D) ACGGUA E) UGCCAU

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What term best describes the relationship between the pronator quadratus and supinator?

A) Fixators B) Prime movers C) Synergists D) Antagonists E) Depressors

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An abnormal lateral curvature of the spine is called

A. hunchback. B. scoliosis. C. lordosis. D. kyphosis.

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