Although gorillas and chimpanzees appear to have the capacity for symbolic communication, human language is a unique communication system because __________
A) its spoken and symbolic nature permits an infinite number of combinations of meaning
B) it relies heavily on body language more than other animals
C) it requires fewer phonemes than other primate communication systems
D) it is more effective than animal call systems
Answer: A
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U.S. Census figures indicate a __________ in same-sex households between 1990 and 2009
a. gradual increase b. gradual decrease c. sharp increase d. sharp decrease
Ethnoscience, like French structuralism, does all of the following EXCEPT _______
a. draws upon a linguistic model b. seeks explanation in the human mind c. views human behavior from a logical or rational perspective d. uses binary oppositions as a primary means of approaching phenomena e. is difficult to test empirically
________ plays a role in determining skin color.
A. Sickle-cell anemia B. The HbSÂ allele C. Ultraviolet radiation D. Lactose tolerance E. Lactose intolerance
In the long run, managers can adjust the scale of production by changing ________.
A) the quantity of labor, but not capital B) some or all of the inputs C) the quantity of capital, but not labor D) some of the inputs, but not all