Which of the following is a true finding of kinship studies?
A) Heritability of personality increases over the lifespan.
B) Genetic factors are important in personality.
C) Heritability of intelligence does not increase over the lifespan.
D) Differences in genetic makeup explain about one-quarter of the variation in intelligence.
B
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Of the following, which is the strongest evidence that heredity is an important contributor to differences in intelligence?
a. Adopted children's IQ scores correlate positively with those of the adopting parents. b. On average, IQ scores have been increasing from one generation to the next. c. Monozygotic twins reared in separate families have similar IQ scores. d. IQ scores tend to be consistent from childhood through adulthood.
According to the inverted-U function, performance:
a. peaks at some midrange level of arousal b. peaks at low levels of arousal, only c. peaks at high levels of arousal, only d. is not related to arousal level
Which of the following is TRUE?
a. Those over 65 years of age are more likely than younger adults to suffer from chronic conditions. b. The mortality rate for adults in the U.S. rises sharply between ages 45 and 50. c. Across all age groups, the number one killer is accidents. d. Those over 65 and young adults are equally likely to suffer from acute conditions, such as the common cold or the flu.
Gladys always dresses modestly because she feels that this is what society considers acceptable for older women. What is Gladys following?
A. descriptive norms B. informational social influence C. private conformity D. injunctive norms