What was the basis of the descriptions of the human sexual response cycle offered by William Masters and Virginia Johnson?
a. detailed interviews with thousands of adults
b. observations of people engaging in sexual activities
c. cross-cultural analysis of texts on human sexuality
d. analogue studies of the sexual behavior of primates
Answer: b.
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Harlow's research with infant monkeys who were reared with surrogates suggests that
a. infant monkeys do not derive comfort from nonnutritive sucking. b. softness and warmth are inherently more reinforcing than the mother's characteristic body scent. c. physical contact with cuddly objects is a biological need. d. deprivation of contact with the mother is more serious than deprivation of contact with peers. e. research with nonhuman primates is difficult to generalize to human infants.
Which of the following words means "colored body"?
a. gene b. chromosome c. zygote d. gamete