Second-language competence
A) drops sharply after age 18.
B) increases continuously with age.
C) drops sharply after age 10.
D) decreases continuously with age.
Answer: D
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Research on telomeres indicates that
A) adults who reduce psychological stress display gains in telomerase activity. B) a stimulating work environment delays and often reverses telomere shortening. C) diet and exercise have minimal impact on telomere activity. D) telomeres do not start to shrink until the mid-forties in most adults.
List at least four causes of juvenile delinquency.
What will be an ideal response?
If a person tended to think more in pictures than in words, it might be expected that he or she would have larger:
a. Temporal lobes b. Occipital lobes c. Parietal lobes d. Corpus callosum
True altruism is defined by
a. the circumstances surrounding the behavior b. the person's intentions c. the person himself or herself d. culture