Which of the following statements explains why a population must be infinitely large in order to be in genetic equilibrium?
a. There are no mutations in large populations.
b. Small populations have higher rates of mutation than do large populations.
c. Natural selection cannot act on large populations.
d. Mating must be random in large populations.
e. Large populations are less likely to have chance changes in allele frequencies.
e
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A genetic study of the Duffy blood group revealed that __________
a. modern Hungarians have origins from central Asia b. the Lemba in Africa are indeed genetically related to Semitic populations c. African and European populations have genetically mixed in the United States d. all of these
Slash and burn agriculture remains efficient only as long as the population and the amount of land available remain constant
Indicate whether the statement is true or false.
What are three major types of marriage based on the number of spouses permitted?
What will be an ideal response?
The midfacial prognathism and double-arched supraorbital torus of some archaic Homo sapiens indicate their possible relationship to which species?
a. Homo erectus b. modern humans c. Neandertals d. Homo heidelbergensis