Samantha went from sitting to standing to walking and never crawled. Her motor development would be
a. considered still orderly.
b. described as an abnormal cephalocaudal development.
c. described as an abnormal proximodistal development.
d. out of sequence due to excessive training by the parents.
ANSWER: a
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When a stimulus similar to the conditioned stimulus also elicits the conditioned response, the phenomenon is called _______
a) stimulus discrimination b) stimulus generalization c) spontaneous recovery d) second order conditioning
Research on the effects of genetics on career choice (using a score based on occupational status) showed that
a. genetics play no role in career choice. b. environmental effects played a stronger role for women than for men. c. for males, the dizygotic twins' occupational status scores correlated significantly higher than the scores for monozygotic twins. d. For both males and females, the environment did not play nearly as much of a role as genetics.