Can some people be born gay

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Journal of Neuroendocrinology. Re-examination of the maternal immune hypothesis". Another variant in the study is near the ORA51A gene on chromosome 11, which is involved in the ability to smell certain chemicals. Share on WhatsApp. Scholars have also pointed out that Darwin himself described kin selection in The Origin of Speciesso under a Darwinian model of evolution, not only individuals, but family groups bloodlines can compete for selection. That's just a bias that we have, it's not true. Twin studies have received a number of criticisms including self-selection bias where homosexuals with gay siblings are more likely to volunteer for studies.

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William Byne and colleagues attempted to identify the size differences reported in INAH 1—4 by replicating the experiment using brain sample from other subjects:

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One explanation for these differences is the idea that differential exposure to hormone levels in the womb during fetal development may change the masculinization of the brain in homosexual men. There are, however, different ways of living with homosexual desires. Moon Duchin. Cambridge University Press.

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