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Home Q & A Board Science-Related Homework Help High School Level Science
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firemonkey firemonkey
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12 years ago
The major evolutionary force that causes changes in gene frequencies is
A.  Hardy-Weinberg Principle.
B.  natural selection of adaptive alleles.
C.  establishment of founder populations.
D.  gene flow.
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wrote...
#1
12 years ago
B. natural selection
wrote...
#2
12 years ago
B. natural selection of adaptive alleles.
wrote...
#3
12 years ago
B is the correct answer.

That principle says that a population will be in genetic equilibrium only if it meets these five conditions: 1) a large population 2) no muations 3) no immigration or emigration 4) random mating and 5) no natural selection.
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