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Evolution Study

TermDefinition
allele frequency number of times an allele shows up
mutations change in DNA sequence
gene shuffling crossing over or recombination through sexual reproduction
genetic drift random change in allele frequency causes an allele to become common Ex: astroid hitting earth, weather, person stepping on bug
gene pool all genes in a population
founder effect (small # of individuals form a colony) a cause of genetic drift attributable to colonization by a limited number of individuals from a parent population
gene flow a genetic exchange due to migration of gametes
inbreeding non random mating, both shift frequencies of different genotypes)
natural selection success in reproduction; only form that adapts to its environment
Created by: theatrelover98
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