Jack and Jill are twins. Because he is a boy, Jack's parents encourage him to run. However, they discourage Jill from engaging in athletic activity. As a result, Jack is much faster at running up a hill than Jill. The difference in Jack and Jill's behavior is best explained by
a. nonshared environmental influences.
b. active gene-environment relations
c. polygenetic effects.
d. niche-picking.
a
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Two or three times a week, Helga has a strong urge to eat huge amounts of food, sometimes an entire cake or four helpings at an all-you-can-eat restaurant. Afterwards, she doesn't use laxatives and she never tries to vomit. She is now about 80 pounds above the recommended body weight. Your best guess is that Helga's problem would be called
a. anorexia nervosa. b. an anxiety disorder. c. bulimia nervosa. d. binge-eating disorder.
Which of the following statements is true about social anxiety?
A. Socially anxious people recognize the source of their anxiety. B. Social anxiety can result from anticipated social interactions. C. We can identify a relatively stable tendency for people to experience social anxiety. D. all of the above
The idea that a slight act of compliance increases the likelihood of complying with a larger request is known as the ______.
a. implicit compliance effect b. door-in-the-face effect c. foot-in-the-door effect d. induced compliance effect
A standard measurement system that looks for a variety of indications of good health in newborns is called the Apgar scale
Indicate whether the statement is true or false