________ selection is bimodal; that is, it favors more than one form of the trait's variation, usually those at opposite ends of the spectrum.
A. Disruptive
B. Natural
C. Directional
D. Stabilizing
Answer: A
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Bands and tribes are politically associated with all of the following EXCEPT _____
a. a small number of specialized political roles b. a high level of political integration c. little political coerciveness d. an absence of formal governmental structures e. informal mechanisms of social control
Anthropologists have identified three ideal types of social differentiation
Indicate whether the statement is true or false
In environments where organisms are stressed by heat, mammals tend to have which of the following?
A. an increased body mass and decreased body surface area B. a decreased body mass relative to body surface area C. an increased body mass and increased body surface area D. a decreased body mass and increased body surface area
Doctors also exert their __________ by providing or withholding information requested by patients who are in the process of making medical decisions
Fill in the blank(s) with correct word