The sagittal crest develops in response to the development of a large:
A. jaw muscle
B. neck muscle
C. leg muscle
D. pelvis
A. jaw muscle
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Physical differences between geographic populations of modern humans
A) may have reached their present state by 20,000 years ago B) reflect different patterns of local adaptation C) reflect the effects of natural selection under varying environmental conditions D) do not support the idea of biological races E) all of the above
Which of the following best describes scientific medicine?
A. the availability of free or low-cost health care for all B. a health care system that relies on advances in technology C. the practice of medicine in particular Western nations D. a tendency to overprescribe drugs and surgeries E. the beliefs, customs, and specialists concerned with curing illness
The three caloric staples grown by Native American farmers were
A. wheat, rye, and beans. B. squash, avocados, and tomatoes. C. wheat, barley, and oats. D. maize, rice, and soybeans. E. maize, potatoes, and manioc.
Most anthropologists now reject the notion of biological races of living humans
Indicate whether the statement is true or false