Despite his association with uniformitarianism, Lyell was still an ardent creationist
a. True
b. False
Answer a
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Higher amounts of melanin in the skin inhibit the body's ability to manufacture vitamin D. This confers an adaptive advantage in environments with excessive sun exposure
Indicate whether the statement is true or false.
What factor below does not account for the relative unimportance of farming in much of the New World prior to the arrival of Europeans?
a. An agricultural diet was not nutritionally superior. b. Maize was difficult to harvest and process by hand. c. Many groups continued to utilize hunting and gathering to supply sufficient protein. d. The most productive domesticates were difficult to introduce to temperate areas. e. New World cereal grasses required less space per plant, thus making a large extent of farming an unnecessary waste of time.
Phenotypic similarities and differences always have a genetic basis.
Answer the following statement true (T) or false (F)
Postorbital constriction is a condition in which:
A. the width below the orbits is greater than the width of the area above them. B. the width across the orbits is greater than the width of the area behind them. C. the width above the orbits is greater than the width of the area below them. D. the width across the orbits is less than the width of the area behind them.