gay
Putative Gay Genes Identified, Questioned
Putative Gay Genes Identified, Questioned
Jef Akst | Dec 7, 2017
A genomic interrogation of homosexuality turns up speculative links between genetic elements and sexual orientation, but researchers say the study is too small to be significant. 
Epigenetic Marks Tied to Homosexuality
Epigenetic Marks Tied to Homosexuality
Kerry Grens | Oct 8, 2015
In a small study of male twins, nine methylation sites helped researchers predict a person’s sexual orientation.