The use of psychoactive drugs is almost universal
a. True
b. False
Answer: a
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It is estimated that generalized anxiety disorders can be found in about ____ of the adult population of the United States.
A. 5% B. 10% C. 20% D. 25%
How are sperm cells different from body cells?
A. Sperm cells do not contain genes. B. Sperm cells contain 45 chromosomes. C. Sperm cells contain 23 chromosomes. D. Sperm cells contain 12 chromosomes.
Recent surveys of sexual practices in Western countries have suggested that the percentage of men engaging in homosexual activity is
a. about 10 percent, which is the same as estimated by the 1953 Kinsey surveys b. about 10 percent, which is higher than estimated by the 1953 Kinsey surveys. c. under 5 percent, which is significantly lower that the estimates of the 1953 Kinsey surveys. d. between 5 and 10 percent, which is the same as estimated by the 1953 Kinsey surveys.
Many self-styled reformers, crank letter writers, and conspiracy theorists suffer from
a. paranoid psychosis. b. schizophrenia. c. multiple personalities. d. bipolar disorder.