________ are the main class of sex hormones in males; and ________ are the main class of female sex hormones.
A. Estrogens; androgens
B. Testosterones; estrogens
C. Androgens; estrogens
D. Androgens; progesterones
Answer: C
You might also like to view...
As a result of intermodal perception, Reuben might
A) have more sensitive hearing than his brother. B) prefer one perfume to another. C) enjoy the taste, smell, and sound of popcorn. D) enjoy raw tomatoes, but not like tomato sauce.
The ability to make flexible and efficient use of available brain resources that permits efficiency, flexibility, and adaptability is called ______.
A. synaptogenesis B. cognitive reserve C. working memory D. neurogenesis
In the central nervous system, the classic hallucinogens act as
a. 5-HT2 receptor agonists. b. 5-HT2 receptor antagonists. c. 5-HT3 receptor agonists. d. 5-HT3 receptor antagonists. e. 5-HT1 receptor antagonists.
Patrick has lost his chubby baby look. His stomach is flat and the size of his head in relation to his body has become more adult-like. Patrick is likely __________ years of age
a) 2 b) 3 c) 5 d) 6