Speciation can occur in the absence of natural selection; for example, in speciation that results from instances of genetic drift.

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Speciation can occur without the influence of natural selection, through mechanisms such as genetic drift or geographic isolation. In genetic drift, random fluctuations in allele frequencies can lead to the evolution of reproductive barriers between subpopulations, ultimately resulting in speciation.

Speciation Can Occur in the Absence of Natural Selection; for Example