Research on the role of heredity in temperament indicates that ________.

A. heritability estimates derived from twin studies suggest a moderate role for genetic factors in the development of temperament but less of a role in the development of personality
B. identical twins are more similar than fraternal twins across a wide range of temperamental traits and personality measures
C. only 5 to 10 percent of individual differences in temperament can be attributed to differences in genetic makeup
D. heritability estimates are much higher for expressions of positive emotion than for negative emotion


Answer: B

Psychology

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Instead of using the standard queries—"Spare any change?" or "Spare a dollar?"—a homeless person asks passerby, "Spare four hundred dollars and thirty-seven cents?" She is apparently making use of the ____ technique of social influence

a. door-in-the-face b. labeling c. foot-in-the-door d. pique

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To most people, the word psychologist conjures up an image of a therapist listening intently to a client. But not all psychologists do clinical work. Describe the different professional activities of psychologists

What will be an ideal response?

Psychology

Mary arrives home to find her son washing the dirty dishes left from his party the night before. When she discovers his first-semester grade report on the table and sees that he got straight A's,

Mary rewards him by relieving him of the unpleasant task of finishing the dishes. Which operant process does the example illustrate? a. positive reinforcement b. negative reinforcement c. extinction d. punishment

Psychology

Skills relating to ________ intelligence remain steady during late adulthood and in some cases also improve.

Fill in the blank(s) with the appropriate word(s).

Psychology