A heritability estimate of .30 for activity level indicates that differences in ________ could explain ________ percent of the variation among children in activity level.
A. the environment; 30
B. heredity; 3
C. heredity; 30
D. the environment; 3
Answer: C
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Why are many researchers skeptical of Freud's theory of dreams? a. The theory applies only to people in 20th-century Europe
b. Only therapists with extensive training can understand and apply the theory. c. The theory fails to uncover the unconscious motivations behind dreams. d. The theory offers interpretations whose accuracy we cannot check.
When Tamandani is around Teagan, his body releases androgens, an indication that he is feeling:
A. romantic attraction. B. lust. C. companionate love. D. defensive.
What is the rationale for diagnosing personality disorders on Axis II with mental retardation?
What will be an ideal response?
If a person likes to argue, is cynical, and exploits others, he or she may have experienced fixation and have an
personality. a. anal-retentive b. oral-aggressive c. anal-expulsive d. oral-dependent