Why are mirror neurons likely to have played a role in the evolution of human language?
A. They enabled early hominins to master a sense of self.
B. They link intention with the sending and receiving of messages.
C. They translate thoughts through the production of sounds.
D. They cause growth in the areas of the brain associated with call systems.
Answer: B
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Developmental acclimatization occurs in those individuals who:
a. ?have spent their adult life at high altitude. b. ?have recently moved to a high altitude environment. c. ?were born in a high altitude environment, but who grew up in a low altitude environment. d. ?live at high altitude and are lactose intolerant. e. ?grow up in high altitude environments.
Which of the following statements about chiefdom societies is true?
a. Most chiefs gain their status through personal achievement. b. Some chiefs do not appear to have benefited economically from their position at all. c. Chiefs are thought to receive power from spiritual powers and, therefore, do not need to be generous to their followers. d. It is almost always the case the chiefdom-based societies are united under a single paramount chief who controls clans or kin groups through subchiefs.
Among mammals, populations of the same species living near the equator tend to have body parts that protrude more and to have longer limbs than do populations farther away from the equator. This is known as:
A. Allen's rule B. Gloger's rule C. Bergmann's rule D. Stein's rule
An important consequence of the general increase in private ownership of land and resources is
A) general decentralization of wealth and power. B) an increased sense of national pride. C) an opportunity for more people to gain access to land for subsistence cultivation. D) that land more often does not belong to those who work it. E) none of the above.