How many chromosomes occur in a normal human somatic cell?
a. 23
b. 48
c. 46
d. 53
e. 50
C
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Which of the following plants is NOT part of the basic triad of Mesoamerican plant food staples?
A. chili pepper B. squash C. beans D. maize
Cohesion within the baboon troop results:
A. exclusively from interest between males and females in sex B. from constant herding on the part of the male C. from the defense of a common territory D. none of these
Humans belong to the superfamily:
A. Panidae B. Hominidae C. Hominoidea D. Anthropoidea
Which of the following statements is NOT true?
A. The feminization of poverty is unique to the United States. B. Households headed by women tend to be poorer than those headed by men. C. Married couples are much more secure economically than single mothers. D. Among developed nations, the U.S. has the largest percentage of single-parent households. E. The feminization of poverty has serious consequences with regard to living standards.