In an experiment by ankle Keys, 36 male volunteers cut their food intake and half for a period of six months. In response to this semi-starvation, the volunteers
A) did not stabilize their way even though they were taking in half their previous calories
B) stabilized at 25% of their normal weight, while taking in half their previous calories.
C) reduced their energy expenditure, and their body weight stabilized at about 25% below their starting weights.
D) increased their energy expenditure in their basal metabolic rate.
Ans: C) reduced their energy expenditure, and their body weight stabilized at about 25% below their starting weights.
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Just as becoming entrapped can lead people to become indoctrinated, it can also make them ________
a. resist cultural norms of altruism. b. ally themselves with deindividuated people. c. unable to perceive the need to render aid. d. more altruistic.
Which of the following is TRUE about how teratogens usually work?
a. The impact of a teratogen is the same for all organisms. b. The impact of a teratogen stays the same over the course of prenatal development. c. Damage from teratogens is always evident at birth. d. Each teratogen affects a specific aspect of prenatal development.