During infancy, __________. These sex differences will __________ during adolescence
A) boys are slightly shorter and lighter than girls; disappear
B) boys are slightly shorter and lighter than girls; be greatly magnified
C) girls are slightly taller and heavier than boys; reverse
D) girls are slightly shorter and lighter than boys; be greatly magnified
D
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If you wanted to compare the personality of one country versus another, why is it necessary to get a representative sample of the whole country?
a. Population density varies from one part of the country to another. b. All people should think they had an equal chance to participate in the study. c. Personality varies, on average, from one part of the country to another. d. Research grants require researchers to treat all areas of the country equally.
A few seconds before your new clock radio sounds its alarm, it makes a tiny click. You've recently noticed that you wake up right after the click and before the alarm, even though you previously never woke up to anything but the alarm itself. The click is acting as:
a. an unconditioned stimulus b. a conditioned stimulus c. a positive reinforcer d. a blocking stimulus
Similar to men, women respond to stress with sympathetic nervous system arousal and the release of epinephrine and norepinephrine, but unlike men, they also release the hormone:
A) estrogen. B) oxytocin. C) dopamine. D) GABA.
What form of jealousy is based on a very real threat to the relationship?
A) Delusional B) Control C) Normal D) Excessive