By Andy Coghlan. Anthony Bogaert at Brock University, Canada, and his team think that some women who are pregnant with boys develop antibodies that target a protein made by the Y chromosome. Our immune systems make antibodies to recognise foreign molecules, which have the potential to be from dangerous bacteria. But pregnant women sometimes also produce antibodies against fetal molecules — for example, if their fetus has a different blood group.
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Boys with big brothers more likely to be gay | Daily Mail Online
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The more older brothers you have the more likely you are to be gay- why?
By Colin Fernandez for the Daily Mail. Scientists claims to have uncovered the three major factors that make a boy more likely to be gay. The researchers suggest being left-handed, having several older brothers and having other gay people in the family are all significant markers.
Author: Masolo Mabonga. Updated: a month ago. A scientific study has revealed left-handed people are likely to be gay compared to their right-handed counterparts. In a study released on Monday, June 10, researchers suggested that having one or more older brothers increases the likelihood of one being gay by The scholars, however, noted having all the three or two of the above factors do not necessarily make one more likely to be gay compared to a person with only one factor.