The leading cause of blindness among older adults is
A) a decline in binocular vision.
B) cataracts.
C) macular degeneration.
D) cell loss in the optic nerve.
C
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The fact that the correlation in IQ scores between identical twins reared apart is lower than that between identical twins reared together suggests that
a. environmental factors can have an influence on intellectual development. b. environmental factors have no impact on intellectual development. c. genetic factors have no impact on intellectual development. d. identical twins often do not have the same genotype.
Most cases of attention-deficit/hyperactivity disorder in adults are characterized by __________ rather than __________.
A. inattention; hyperactivity B. hyperactivity; inattention C. anxiety; hyperactivity D. anxiety; inattention
Pavlov speculated that much human abnormal behavior is caused by:
a. confusion of conditioned and unconditioned stimuli b. first-signal system c. a breakdown of inhibitory processes in the brain d. experimental neurosis
"All women talk a lot," "Blondes have more fun," "People on welfare don"t want to work," and "Blacks are superior athletes" are examples of generalizations about entire groups known as:
A. prejudice B. discrimination C. stereotyping D. ethnocentrism