Why does the number of monogamous marriages often exceed polygynous ones in cultures where polygyny is preferred?
a. social sanctions against this practice
b. insufficient household wealth
c. illegal status of marriages
d. lack of men available in society
Question 2
Regarding the example of the peppered moth, which of the following is not true?
a. The two color patterns resulted from genetic variation in the species.
b. The dark is more visible on the trees darkened by pollution.
c. The most common variety of the peppered moth in England, prior to the 19th century, was a mottled gray color.
d. Natural selection acted upon pre-existing variation in the population.
e. It has recently come under criticism.
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