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.
d
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There is extremely little social mobility in a class society
a. True b. False
Upper Paleolithic innovations include:
A. compound tools B. the eyed needle C. the harpoon D. all of these
About 50,000 B.P. modern humans first arrived to:
a. Asia. b. Europe. c. North America. d. Australia.
What have scientists discovered about the relationship between Neandertals and humans based on their mitochondrial DNA?
A) The mtDNA suggests that Neanderthals are genetically comparable to modern humans. B) The differences in gene sequences between Neandertals and humans are larger than the differences between different groups of humans. C) Neanderthals are as genetically distant from modern humans as humans are from chimpanzees. D) Neanderthals are direct ancestors to modern humans.