At puberty, FSH and LH
A. stimulate the release of gonadotropin-releasing hormone.
B. stimulate the release of additional testosterone by the testes and the release of estrogens by the ovaries.
C. inhibit the release of estrogens by the testes and testosterone by the ovaries.
D. inhibit the release of androgens by the testes and estrogens by the ovaries.
Answer: B
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If a response is followed by an unpleasant effect or discomfort, the response behavior will be suppressed. This is an example of
a. nonreinforcement. b. aversive shaping. c. punishment. d. extinction.
According to evolutionary psychologist, Geoffrey Miller, the brain, like the peacock’s tail, is designed through evolution to __________________.
a. Attract attention of enemies. b. Help in search of food. c. Intimidate enemies. d. Attract the opposite sex.
Bruce has a dominant gene for brown eyes and a recessive gene for blue eyes. Bruce's eye color would be
a. green b. brown c. blue d. impossible to predict
Discriminant validity is the extent to which ______.
A. one measure can be differentiated from another measure that it should not be related to B. a measure can distinguish between groups it should be able to distinguish between C. two or more different measures for the same construct are related D. scores obtained by a measure predict the outcomes it should predict