News Genetics

DNA differences are linked to having same-sex sexual partners

The specific genes involved in mate choice aren’t yet known

gay couple walking in a field

“GAY GENES” New research has uncovered DNA differences linked to same-sex sexuality in both men and women. Those genetic tweaks don’t predict who is likely to be gay.

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By Tina Hesman Saey

- More than 2 years ago

SAN DIEGO — For some people, choosing a same-sex partner may be in their DNA.