In a study by Vink et al. (2009) described in your textbook, which of the following behaviors yielded a "rather large" heritability estimate of about 0.62 for monozygotic (identical) twins?
a. preferring coffee over tea
b. preferring baseball over football
c. preferring to get dressed "pants first" over "shirt first"
d. preferring a partner with their own hair color over a partner with a different hair color
Answer: a. Preferring coffee over tea
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In Skinner's study, rats were punished when they pressed a bar for food. From the results, Skinner concluded that punishment is ineffective in the long run. What would be a more accurate conclusion? a. Punishment is ineffective if no other response is available
b. Punishment is ineffective if it occurs too rapidly. c. Punishment is ineffective if it is too intense. d. Punishment is ineffective at the time, but it exerts stronger effects later.
Research on genes and personality indicates that the heritability estimates for personality traits is approximately a. 15%
b. 25%. c. 50%. d. 75%.
Exercise, meditation, and relaxation are important factors in stress management because they
a. remove the actual source of stress. b. relieve the physical tension of stress. c. distract attention from stressful situations. d. reinforce the fight-or-flight response.
Sleep terrors are ______ intense than nightmares and usually occur in ______ sleep
a. less, non-REM c. less, REM b. more, non-REM d. more, REM