In the study of finches' beaks, the biologists Peter and Rosemary Grant found that ____
a. Darwin had underestimated the power of natural selection
b. under drought conditions, more thick-than thin-beaked birds survived and reproduced
c. in only one generation, natural selection produced a better-adapted species
d. ?when heavy rains became common, birds with slender beaks flourished
e. All of the choices are correct.
e
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"Laurie acts just like her coworker." In attribution theory terms, this statement invokes a "low distinctiveness" cue.
a. true b. false
Ebbinghaus's studies of memory for relatively unimportant material demonstrate that
a. there is a slow initial loss of memory followed by a steady rate of loss. b. memories fade rapidly and consistently. c. memories fade slowly and consistently. d. there is a slow initial loss of memory, followed by an increasing rate of loss. e. there is a rapid initial loss of memory, followed by a decreasing rate of loss.