During the seventeenth century, when European fur traders arrived, the Iroquois changed from a peace-loving tribe to fierce enemies of their neighbors, the Hurons. This suggests that
a. there are consistent cultural norms driving the expression of aggression.
b. tribal inbreeding selects for aggressive behaviors.
c. economic and social competition can elicit aggression.
d. aggression is affected by innate propensities and learned inhibitory responses.
Answer: C
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DSM-5 was created by
A. soliciting and summarizing public opinion on which disorders in DSM-IV should be eliminated. B. prominent researchers who were members of a Task Force and Work Groups. C. the American Counseling Association. D. the same organization that publishes the International Classification of Diseases.
An elderly professor of ichthyology (study of fish) once explained why he didn't like to learn his students' names by saying that every time he learned a new name, he forgot a fish. Which of the following best describes this phenomenon?
A. Decay theory B. Relearning method C. Proactive inhibition D. Retroactive inhibition
Left hemisphere is to comprehension of words as right hemisphere is to __________.
A. production of words B. recognition of emotion using tone of voice cues C. grammar D. facial expression of emotion
Imaginary, or hypothetical, concepts that are invoked by scientists are called
a) empirical statements. b) objective data. c) operational definitions. d) scientific constructs.