Which of the following statements about fragile X syndrome is true?

A. It only affects males.
B. It only affects females.
C. It occurs in about 1 in every 3,000 U.S. births.
D. It occurs in both males and females.


Answer: D

Psychology

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The social psychological theory known as "social exchange theory" is based MOST obviously on which of the following other social sciences?

a. economics b. history c. political science d. anthropology

Psychology

The research on gender identity disorder indicates that:

A. transsexual individuals have a normal genetic makeup and hormonal function B. abnormal levels of estrogen C. defects in the sex chromosome D. abnormal levels of testosterone and defects in the sex chromosome

Psychology

What happens to the number of neurons in a monkey's brain over the course of development?

A. Monkeys acquire 35% of their adult neurons after birth. B. Monkeys lose 35% of their visual cortex neurons between birth and adulthood. C. Monkeys lose 5% of their neurons after birth. D. The number of neurons in a monkey's brain remains relatively constant after birth.

Psychology

Ceremonies or rituals that mark a person's transition from one stage of life to another are ________

Fill in the blank with the appropriate word.

Psychology