Adoption studies consistently reveal that
A) about three-quarters of the differences in IQ among children can be traced to their genetic makeup.
B) when young children are adopted into caring, stimulating homes, their IQs rise substantially.
C) adopted children of low-IQ biological mothers score below average on IQ tests during the school years.
D) adopted children score, on average, 15 to 20 points lower in IQ than their nonadopted agemates.
Answer: B
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The term psyche, as it was used by the poet Homer, is best translated as
a) "self." b) "soul." c) "mind." d) "consciousness."
If a genetic female fetus is exposed to more than the usual amount of testosterone, what happens to the appearance of her external genitals? a. Her genitals develop normally
b. She develops an appearance intermediate between typical male and female. c. She develops a third ovary instead of just two. d. She develops both male and female genitals.