For both men and women, more aggressive behavior is associated with higher levels of

a. acetylcholine.
b. estrogen.
c. testosterone.
d. dopamine.


C

Psychology

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Varenicline, approved in 2006 for smoking cessation

A. is also used as an antidepressant. B. is an opioid antagonist. C. is a partial nicotinic-receptor antagonist. D. blocks the metabolism of nicotine.

Psychology

Homosexuality has been reported _____

a) in all societies throughout recorded history. b) only in modern, western societies. c) in most societies but only since the 1900s. d) everywhere except China.

Psychology

Emotion is processed in the ______.

a. brain only b. autonomic nervous system only c. spinal cord d. brain and autonomic nervous system

Psychology

__________ of adults in the United States are obese

a) One-quarter b) One-third c) One-half d) Three-quarters

Psychology