Vibrating objects cause
a) light waves.
b) sound waves.
c) odor molecules.
d) taste sensations.
ANS: b
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In a study of adults, scientists found that those maltreated in childhood had the greatest likelihood of depression as adults if they had __________ serotonin transporter gene allele.
A. the short-long (heterozygous) B. the long C. the short-short (homozygous) D. an unknown type of
Alcohol and heat are examples of what when discussing aggression?
A. external variables B. media cues C. environmental cues D. negative influences
Gayle confides in his friend that he is considering using steroids to increase muscle mass. Gayle's friend has been studying about the effects of steroids and warns him that steroid abuse may lead to
A. extreme tiredness. B. symptoms of type II diabetes. C. violent and dangerous behavior. D. yellowing of the eyes and skin.
The pharmacological effects of opium are derived from:
a. heroin and its active metabolite morphine. b. a combination of morphine, codeine, and thebaine. c. codeine and a minor contribution from thebaine. d. morphine and desomorphine.