If evolution shaped early hominids to stay cool by convectional heat loss
A) the system would have only worked in the shade
B) the need for drinking water would have increased
C) clothes in tropical areas would have become a necessity
D) dependence on water for evaporative cooling would have decreased
E) natural selection would have favored the retention of thick body hair
D
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In some cultures, such as Amish, puberty is a period during which deviant behavior is permitted in order to __________
a. show the harmful side effects of such behaviors b. ease tensions in societies that expect strict codes of behavior to be followed thereafter c. catch young people in compromising positions and correct them d. embarrass young people
Which of the following is true of the space-time systematics of North American archaeology?
a. Space-time systematics is still the main focus of archaeological research, as basic spatial and temporal changes in material culture remain undocumented for much of North America. b. Space-time systematics has been largely worked out, and no longer preoccupies archaeology as it did in the first half of the 20th century. c. Space-time systematics is not very useful for North American archaeology, because material culture remained unchanged for long periods of time in many places. d. While space-time systematics has dominated European archaeology for the past century, its utility for North American archaeology is just now being recognized. e. Space-time systematics has not been largely worked out, so it preoccupies archaeology more than it did in the first half of the 20th century.
Fire as a mutagenic agent does all of the following except: a. It changes the genetic structure of a population quickly
b. It removes specific individuals from a breeding population. c. It augments mutation rates within a species. d. It drives away all animals for long periods of time.
What is a primary labor activity of Bakhtiari women and girls?
a. Spinning wool into yarn b. Herding sheep through difficult mountain passes c. Tilling soil to raise yams and sweet potatoes d. Gathering roots and berries e. Hunting elephants