The evolutionary/circadian theory of sleep says that sleep _____.
A. evolved to decrease the number of hours of daydreaming
B. conserves energy and protects us from predators
C. restores the biological rhythms that would otherwise be disrupted by round-the-clock wakefulness
D. is necessary for the evolution of our species into spiritual beings
Answer: B. conserves energy and protects us from predators
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Which of the following is most accurate in regard to the rate of affective disorders in younger and in older Americans?
a. Affective disorders are more common in older adults than they are in younger adults. b. Affective disorders are more common in younger adults than they are in older adults. c. Younger adults and older adults experience affective disorders at about the same rate. d. The rates are about the same for the two age groups except for older males, who have a very high rate of affective disorders.
Approximately what percent of babies born to mothers over the age of 50 have Down syndrome?
A. 1 out of 4 B. 1 out of 10 C. 1 out of 2 D. 1 out of 100
According to Snyder, people who are _____ self-monitors are motivated to change behavior to meet demands of the situation, while _____ self-monitors are motivated to engage in behavior that is consistent with their internal state
a. moderate; high b. low; high c. low; moderate d. high; low
Androgen insensitivity syndrome is a condition resulting from excessive secretion of androgens from the pituitary gland.
Answer the following statement true (T) or false (F)