How does the case of Angelman syndrome demonstrate a genetic influence on personality?
A) People with Angelman syndrome usually develop hostile personalities later in life.
B) People with Angelman syndrome are almost always happy and cheerful.
C) People with Angelman syndrome are usually depressed and have an inactive temperament.
D) People with Angelman syndrome have a very flat affect, demonstrating very little personality.
E) People with Angelman syndrome tend to develop bipolar disorder.
B
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As perceived self-efficacy increases for a certain task, one is more likely to
a. seek out a more difficult task. b. chose to spend less time on the task. c. expend more effort on the task. d. have difficulties with the task.
Perspective taking differs from empathy in which way?
a. They are both social skills. b. Perspective taking does not occur at the early-school-age period. c. Perspective taking involves recognizing someone's point of view, which may differ from one's own. d. Perspective taking reduces a child's egocentrism.
James Olds (1956) discovered that rats would ignore food, water, and other life-sustaining necessities for hours if they were able to control stimulation of certain parts of the brain. He called these areas of the brain:
A) receptors. B) pleasure centres. C) reinforcers. D) addiction centres.
Behavioral geneticists are finding that within a group of people, about _______________ of the variation in personality traits such as happiness is attributable to genetic differences
a. 10 percent b. 30 percent c. 50 percent d. 70 percent