The cyclic expansion and contraction of blood vessels of the limbs in order to prevent frostbite while maintaining heat in the body core is called a(n):
a. secular trend.
b. developmental adaptation.
c. physiological adaptation.
d. hunting response.
e. gathering response.
d
Anthropology & Archaeology
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As a natural monopoly ________ production, its ________ constantly falls throughout the range of demand.
A) increases; long-run average cost B) increases; sunk cost C) decreases; marginal cost D) decreases; long-run average
Anthropology & Archaeology
Why are anthropologists concerned with preserving indigenous peoples?
What will be an ideal response?
Anthropology & Archaeology
While brain size remained unchanged for 3-4 million years in hominid ancestors, what about those ancestors was changing, according to the evidence?
What will be an ideal response?
Anthropology & Archaeology
Complementary opposition is typical of which kind of group?
A) age-sets B) segmentary lineages C) clans D) secret societies
Anthropology & Archaeology