The effects of most psychoactive drugs can be explained by their actions on
a) glands.
b) muscles.
c) the spinal cord.
d) neurotransmitters.
D
Psychology
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Our eyes can respond to as little as five photons of light because of the extreme sensitivity of our _____ to light
a) cones b) light cells c) adaptive cells d) rods
Psychology
June wants to know if one's interest in sports declines as one gets older. She compares several age groups with respect to how much they like to watch sports on television. Which design best describes June's study?
a. cross-sectional b. nonequivalent-groups c. cohort d. longitudinal
Psychology