Sickle-cell anemia is an evolutionary defense against what disease?
a. sickle-cell trait
b. malaria
c. smallpox
d. Nile fever
B
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As the ________ of a stimulus increases, ________ tends to ________.
A. sampling; warping; decrease B. warping; salience; decrease C. schema; sampling; increase D. salience; fixation; increase
Client-centered, or person-centered, therapy would be considered a(n) __________ therapy
a. directive, insight b. nondirective, action c. nondirective, insight d. directive, action
According to the text, about what percent of fertilized eggs are lost within the first two weeks following conception:
a. 2-3% b. 5-9% c. 25% d. 60-70%
The procedure of habituation involves
a. presenting a specific stimulus over and over. b. learning to pay attention to an important signal. c. learning to ignore an unimportant stimulus. d. becoming more responsive to a specific stimulus.