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Good genes hypothesis: Difference between revisions
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==Alternative beliefs== | ==Alternative beliefs== | ||
An alternative belief, for example, | An alternative belief, for example, that humans adapt over evolutionary time primarily through environmental and group selection rather than sexual selection. A theory that claims sexual selection is not necessarily about adapting, is called fisherian selection, and claims that sexual selection often leads to the downfall of species, called a [[fisherian runaway]]. One could also alternatively believe that sexual selection in general is relaxing, which also can lead to a decline in fitness. | ||
== Homocel hypothesis == | == Homocel hypothesis == | ||