_(_________________________ occurs when a random event alters allele frequencies in a population. Gene flow Speciation Mutation Genetic drift)
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The phenomenon in which chance events cause unpredictable changes in allele frequencies is called: a. gene flow. b. genetic drift. c. inbreeding. d. balanced polymorphism. e. stabilizing selection.
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The greatest force in changing allele frequencies in a population is ... gene flow. natural selection. mutation. genetic drift.
In the process of allopatric speciation, a geographical barrier prevents _________ from changing the allele frequencies in a population. genetic drift mutation natural selection gene flow
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