Homosexuality is not biologically determined

What does the science say about sexual orientation? While some people may display signs of same-sex attraction at an early age, researchers still don’t agree that sexual orientation is determined solely or even primarily at birth, as is one’s race or ethnicity. Some researchers have even concluded that biological and genetic factors play little to no role in sexual orientation.

http://www.thepublicdiscourse.com/2013/07/10636/?utm_source=RTA+McHugh+Bradley+ENDA&utm_campaign=winstorg&utm_medium=email