Keratinization
A. occurs in the dermis.
B. produces a layer of cells that resist abrasion.
C. determines skin color.
D. results in the formation of new epidermal cells.
E. does not affect permeability characteristics of the epidermis.
B
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Undifferentiated spermatogenic cells are called
A. spermatids. B. primary spermatocytes. C. spermatogonia. D. secondary spermatocytes.
Where do some preganglionic fibers that travel via the pelvic nerves synapse?
A. Sympathetic chain ganglia B. Prevertebral ganglia C. The abdominal aortic plexus D. The sacral plexus E. The hypogastric plexus
A drug inhibits the work of ATP synthase. Determine the effect on chemiosmosis
A) ATP production would stop. B) Oxygen would no longer be required for ATP production. C) ATP production would increase rapidly. D) Carbon dioxide would no longer be made as a result of ATP production.
The sensitivity of the uterus to oxytocin is increased by ________.
A. prostaglandin B. testosterone C. progesterone D. estrogen