From an evolutionary perspective, groups
a. are more productive when they have two or three members as opposed to when they are larger.
b. help fulfill a basic human need to affiliate and belong with others.
c. often lead to immoral behavior, such as that observed among abusive prison guards.
d. are better able than individuals to avoid the influence of social norms.
Answer: B
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The observations that LSD can cause psychotic-like reactions and that drugs that counteract LSD overdoses also relieve schizophrenic symptoms suggest that psychosis may be
a. environmentally-induced. b. due to biochemical abnormalities. c. caused by drug addiction. d. a temporary, short-lived affliction.
Describe phenomena of extrasensory perception. What is the conclusion your textbook makes regarding ESP?
What will be an ideal response?
Highly coordinated children are picked out at an early age by coaches and given special opportunities to
excel at sports. Extraverted children seek out social situations and become unusually comfortable with strangers. Both of these phenomena illustrate A) how the environment shapes one's genetic endowment. B) genotype-environment correlations. C) the polygenic effect of chromosomes on behavior. D) the power of the phenotype over the genotype.
You have a craving for ice cream. In the lunch room, you see a large bowl of pistachio ice cream. Excitedly, you run up to the bowl, only to find that it smells like tuna and is, in fact, a large bowl of tuna fish. You have just experienced
a. sensory adaptation. b. the Gestalt notion of similarity. c. the failure of a perceptual hypothesis. d. camouflage interfering with figure-ground organization.