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Homosexuality: Difference between revisions
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At first glance, attraction to other men (androphilia) should be [[maladaptiveness|maladaptive]] because homosexual acts cannot produce offspring. | At first glance, attraction to other men (androphilia) should be [[maladaptiveness|maladaptive]] because homosexual acts cannot produce offspring. | ||
However, male homosexuality is more prevalent than what selection-mutation balance regarding androphilia and gynophilia (attraction to men and women, respectively) would predict.<ref name="ref42">http://www.bbc.com/news/magazine-26089486</ref> | However, male homosexuality is more prevalent than what selection-mutation balance regarding androphilia and gynophilia (attraction to men and women, respectively) would predict.<ref name="ref42">http://www.bbc.com/news/magazine-26089486</ref> | ||
Homosexuality and gender non-conformity is somewhat heritable,<ref>https://www.ncbi.nlm.nih.gov/pubmed/9251839</ref><ref>http://abcnews.go.com/2020/story?id=2449185</ref> all of which suggests homosexuality is an adaptation, i.e. that it increased men's reproductive success in the past. | Homosexuality and gender non-conformity is somewhat heritable (around 40%),<ref>https://www.ncbi.nlm.nih.gov/pubmed/9251839</ref><ref>http://abcnews.go.com/2020/story?id=2449185</ref> all of which suggests homosexuality is an adaptation, i.e. that it increased men's reproductive success in the past. | ||
=== Dominant vs submissive === | === Dominant vs submissive === | ||