In a study cited in the text (Deary et al., 2015), a cohort of individuals was given an IQ test at age 11 and again at age 79. The authors of this study reported that individuals with a certain variant of the APOE gene showed a decrease in IQ scores between ages 11 and 79, whereas individuals with another variant of this gene showed no change in IQ scores between ages 11 and 79. These results suggest that ______.
a. diet and exercise are solely responsible for staving off neurocognitive impairment
b. everyone will show at least some impairment in cognitive by age 79
c. genetics play a role in how IQ is maintained across the lifespan
d. there is no obvious role for genetics in neurocognitive functioning
Ans: C
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a. 9 b. 15 c. 10.5 d. 11.2
Which statement is MOST consistent with the James-Lange theory of emotion?
A. "I run because I'm afraid." B. "I'm happy because I laugh." C. "I'm crying because I'm sad." D. "I'm anxious because I perspire."
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