As variations are introduced through genetic changes, mutations
A) occur methodically.
B) are non-adaptive.
C) are subject to natural selection.
D) impair reproductive success.
C
Psychology
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Chronic and excessive use of alcohol or benzodiazepines may lower the brain's production of:
a.) Endorphins b.) Dopamine c.) GABA d.) Anandamides
Psychology
Which of the following is TRUE about handedness?
a. It is a uniquely human quality. b. Only species with opposable thumbs develop handedness. c. Even parrots and crabs demonstrate the tendency for handedness. d. It is determined largely by one's sex.
Psychology