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Ch. 15.2 - Mechanisms of Evolution
Mechanisms of Evolution
5
Biology
10th Grade
09/23/2011
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Term
gene pool
 Definition
all of the alleles of the population's genes
Term
allelic frequency
 Definition
the percentage of any specific allele in the gene pool
Term
genetic equilibrium
 Definition
when the frequency of alleles in a population remains the same over generations
Term
genetic drift
 Definition
alteration of allelic frequencies in a population by chance events; results in disruption of genetic equilibrium
Term
stabilizing selection
 Definition
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