The domestication of plants and animals for food independently occurred in both the Old World and the Americas approximately 11,000 years ago
Indicate whether the statement is true or false.
Answer: True
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Once humans evolve a resistance to a disease-causing organism, what occurs?
a. That organism becomes extinct. b. Humans become completely immune to that organism. c. Resistance to the organism becomes part of the human genome. d. The organism begins evolving to counteract host resistance.
Two people (BOTH heterozygotes) are able to taste a chemical substance called PTC. The ability to taste PTC is caused by a dominant allele (T). The inability to taste PTC is caused by a recessive allele (t). What proportion of their children would be expected NOT to be able to taste PTC?
a. 3/4 b. All c. 1/4 d. 2/3
Biological differences between men and women:
a. explain the widespread patterns of the sexual division of labor. b. explain why the sexual division of labor varies from culture to culture. c. are not a sufficient explanation for either the similarities or differences in patterns of sexual division of labor. d. are irrelevant when it comes to discussions of the sexual division of labor.
Polyandry is
a. a man having more than one wife at a time. b. a woman having more than one husband at a time. c. both marriage partners having multiple spouses. d. a same sex marriage between two men. e. an arranged marriage in which families are in different social castes (or classes).