Fraternal twins share
a. more genes than non-twin siblings but fewer genes than identical twins.
b. about the same number of genes as non-twin siblings
c. about the same number of genes as identical twins.
d. fewer genes than non-twin siblings.
b
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Chimps are trained to perform a variety of tasks to get coins. The coins could then be traded in for banana chips that could be eaten. The coins served as a
a. primary reinforcer. b. negative reinforcer. c. secondary reinforcer. d. partial reinforcer.
When a phenotype reflects the combined activity and influence of many separate genes, the pattern is known as _______________ inheritance
Fill in the blank(s) with correct word
Steele's research on self-affirmation and cognitive dissonance indicates that when self-affirmations fail, dissonance
a. is reduced. b. returns. c. goes away permanently. d. becomes much greater than it ever was.
Research has found that one of the strongest, most consistent psychological differences between males and females is with respect to ____
a. identification of threatening situations b. physiological responses to stress c. production of cortisol in response to stress d. seeking social support