Why, according to the text, are scientists pessimistic about extending the human maximum lifespan?
a) People love to eat more than they should.
b) Aging has complex causes, so a single antiaging intervention won't work.
c) People will always die of accidents.
d) People will always die of infectious diseases.
Answer: b) Aging has complex causes, so a single antiaging intervention won't work.
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Which individual is most likely to experience symptoms of narcolepsy for the first time?
a) Alice, who is 18 years old b) Barbara, who is 35 years old c) Nick, who is 55 years old d) Ted, who is 75 years old
For Skinner, behaviorism meant studying the environmental conditions that
precede the response, the response, the environmental conditions immediately after the response, and (a) the mental (cognitive) events assumed to intervene between S and R (b) the intention behind the response, that is, the goals of the organism (c) the personality pattern if the organism studied is a human being (d) the top-down processes governing the pattern of perceptions leading to the response (e) nothing else