Homosexuality May Start in the Womb


Biology professor William Rice hypothesizes that as an embryo develops, sex-related genes are turned on and off in response to fluctuating levels of hormones in the womb, keeping male or female development on a steady course even amid spikes in hormones. But if these "epigenetic changes" persist once the child is born and has children of its own, some of those offspring may be homosexual.

News Date: 

Wednesday, December 12, 2012