Research has shown that people who are socially isolated are vulnerable to a host of cardiovascular and infectious diseases due to increased levels of the stress hormone cortisol. A recent study, summarized in the textbook, provides evidence that this is effected by differences in
a. the genomes of individuals who are high in cortisol levels.
b. diet that encourages the production of cortisol.
c. gene expression.
d. Mendelian inheritance.
Answer: c: gene expression.
Psychology
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Which of the following are the five primary emotions?
a. jealousy, joy, shame, lust, and surprise b. guilt, joy, envy, embarrassment, and happiness c. embarrassment, surprise, jealousy, joy, and hurt d. anger, fear, disgust, surprise, and happiness
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Research shows that the major reaction that most women feel after an abortion is
a. relief. b. low self-esteem. c. anxiety. d. long-lasting depression.
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