In a series of studies by Meaney and colleagues, rat pups were randomly assigned to be raised by surrogate mothers who spent a lot of time licking and grooming (high LG) them or surrogate mothers who spent little time engaging in this behaviour (low LG). Rat pups raised by high-LG surrogates grow up to be _____ fearful in novel situations, which can be attributed to a(n) _____ in DNA methylation.
A) less; increase
B) less; decrease
C) more; increase
D) more; decrease
B) less; decrease
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Suppose that you learn that a lesbian couple and their children have moved to a home in your neighborhood. If you were to meet their children, you could expect to find that
a. their intellectual development would be similar, but they possibly would be slightly lower in social competence, compared to children in heterosexual households. b. their social, cognitive, and emotional competence would be slightly lower than the competence of children in heterosexual households. c. their psychological well-being and social skills would be somewhat higher than those of children in heterosexual households. d. their intellectual skills, adjustment, and popularity would be similar to that of children in heterosexual households.
A group of neighborhood children get together a few times a week to play hide and seek, and the game rotates from yard to yard. This is a large-scale example of _______________ play
Fill in the blank(s) with correct word
X and Y correlate .8 . What is the coefficient of alienation of this relation?
a. 0 b. .20 c. .60 d. .80
Research designed to show that low self-esteem is the root cause of such social problems as drug use, dropping out of school, and criminal activity has repeatedly found that . . .
a. Low self-esteem is the main cause of these social problems b. Programs that increase self-esteem help to eliminate these social problems c. Both of the above d. Neither of the above