According to studies of the influence of heredity and environment on personality traits, heredity appears to be responsible for what percent of the variation in many personality traits?
a. less than 10 percent
b. about 25 to 50 percent
c. about 75 percent
d. at least 90 percent
B
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The most lethal consequence of adolescent depression is ______
Fill in the blank with correct word
Which statement describes the importance of trends in studying and understanding the history of psychology?
a. Studying trends in psychology is almost impossible because there is so much variety in approaches to psychology. b. Trends are a characteristic of popular culture and of no particular use in the study of any science, including psychology. c. Trends allow historians to group similar events and ideas, making understanding the history of psychology easier. d. Although there were clearly definable trends early in the history of psychology, this is no longer the case; therefore, trends are no longer studied.
Helmholtz changed slightly the color vision theory of ____ and supported it with experimental evidence.?
a. ?Kant b. ?Hering c. ?Young d. ?Weber
According to Sheldon, which somatotype is anxious, self-conscious, and quiet?
A. Ectomorph B. Polymorph C. Endomorph D. Mesomorph