We may understand why younger brothers are more inclined to be homosexual

We may understand why younger brothers are more inclined to be homosexual The greater older brothers a kid has, a lot more likely he is become homosexual as he grows up – an effect called the “fraternal birth purchase effect”. Now it appears that increasing amounts of antibodies in a mother’s system that is immune are likely involved. Anthony Bogaert at Brock University, Canada, along with his group believe some women that are expecting with guys develop antibodies that target [...]