In research looking at the biological causes of mood disorders, studies have shown that if one of a set of twins is unipolar, the probability that the other twin is unipolar is ___________ percent
a. 20
b. 40
c. 60
d. 80
d
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Why is it particularly useful to study identical twins who were raised in different environments?
A. Differences in brain function can be easily identified. B. Concordance rates tend to be higher. C. It is possible that the genetics of twins who have been separated have changed in ways to explain any differences found. D. It is possible that high concordance rates between identical twins reared together are due to their being treated more similarly than nonidentical twins.
Payne (2001) was among the first to conduct research into the "shooter bias." He found that participants were more likely to mistake a harmless weapon for a gun if the image was preceded by a picture of a black face than it was if it was preceded by a white face. This shows the influence of ____ on our interpretation of stimuli in our environments
a. explicit stereotypes b. self-fulfilling prophecies c. priming d. subtyping
Tony and Julie describe their newborn, Carson, as happy and cheerful, with regular sleeping and eating habits, and the ability to adapt quickly. Carson has a(n) ____ temperament.
A. easy B. positive C. optimal D. optimistic
Personality starts to stabilize around age three and continues to "harden" through age
a. 20. b. 30. c. 40. d. 50.