Description: Currently you are watching Is being homosexual genetic porn video uploaded to: Nipples porn category. You can find more videos like Is being homosexual genetic below in the related videos section. But geneticists have had only a handful of underpowered studies to address a complex, fraught, and often stigmatized area of human behavior. Now, the largest-ever study of the genetics of sexual orientation has revealed four genetic variants strongly associated with what the researchers call nonheterosexual behavior. Some geneticists are hailing the findings as a cautious but significant step in understanding the role of genes in sexuality. Others question the wisdom of asking the question in the first place. The largest-ever study of genetics and sexual orientation offers a theory about the longevity of genes that influence homosexuality.
Added: 11.01.2019 at 12:30
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