One study found that the short allele of the serotonin transporter promoter gene (5-HTTLPR) contributes to increased rates of depression in all girls, but only in boys who:

a. ruminate.
b. are suicidal.
c. come from high-SES backgrounds.
d. come from low-SES backgrounds.


Answer: d. come from low-SES backgrounds.

Psychology

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The relationships among users of the social network Facebook are required to be symmetrical relationships.

  a.  True   b.  False

Psychology

A drawing of a gravel road depicts the tiny rocks as becoming smaller and less distinct as one looks "down the lane." This simulation of depth on a two-dimensional sheet of paper is an example of the _______ cue

a. interposition b. texture gradient c. elevation d. shadowing

Psychology

Professor Glossner proposes that the heritability of temperament is .80 . Which of the following statements does Professor Glossner propose?

a. A large portion of temperament is determined by genetics. b. A large portion of temperament is determined by environment. c. 80% of temperament is determined by the X chromosome. d. 20% of temperament is determined by the X chromosome.

Psychology

Classify the following functions as even, odd, or neither.

(a) cos (2?t) tri (t ? 1) (b) sin (2?t) rect (t / 5)

Psychology