In order to explain how human ancestors moved from living in trees to walking upright, Mary talks about "the survival of the fittest." Another term of this same idea is:
a. generational drift
b. natural selection
c. neuroscience
d. the origin of species
b
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In longitudinal studies, prospective designs are preferred to retrospective designs because
a. it is easier to follow subjects forward in time than to follow them backward in time. b. retrospective studies are limited by distorted memories. c. only prospective designs can rule out reverse causality. d. prospective designs can be conducted more quickly.
Maslow’s hierarchy of needs sugguests that _______.
A. Biological needs must be satisfied before personal and social needs B. Rewards and punishment are the keys to achieving personal satisfaction and happiness C. Unless self-actualization has occurred, basic needs are meaningless D. Regardless of the status of basic needs the needs for sex and aggression must be fulfilled first
According to place theory, high frequency sounds ______
a. are coded according to the volley principle b. cause the greatest vibration at the more flexible end of the basilar membrane c. cause the greatest vibration at the stiff base of the basilar membrane d. affect the entire length of the basilar membrane the same way
At age 2, which of the following children is most likely to be ahead of the others in skeletal age?
A) Randy, a Caucasian-American boy B) Ruby, an African-American girl C) Armand, an African-American boy D) Nguyen, an Asian boy