Contents:
- GAY OR STRAIGHT? SALIVA TT N PREDICT MALE SEXUAL ORIENTATN
- SALIVA TT THAT CAN TELL IF MAN IS GAY OR STRAIGHT IS 67% ACCURATE
GAY OR STRAIGHT? SALIVA TT N PREDICT MALE SEXUAL ORIENTATN
Gay or straight? Perhaps the biggt splash was ma 1993 by Dean Hamer’s team at the Natnal Cancer Instute Bethda, Maryland, when they found that gay brothers tend to share a sequence of five geic markers a regn of the X chromosome. The same regn has been implited other studi of sexual orientatn sce, although rearchers haven’t been able to sgle out “gay gen”.
For every male pregnancy a woman has, a subsequent son has a 33 per cent higher chance of beg homosexual, although no one knows why. Ten of the tw pairs were both gay, while 37 pairs differed, wh one brother intifyg as gay and the other as straight.
Next, Ngun and his lleagu looked at the genom of homosexual and heterosexual volunteers. Usg the tt rults om 20 of the pairs, they veloped a mol to predict if a person is straight or gay based on the methylatn patterns of their gen. “I’m gay, ” he says, “and I’ve always wonred why I am the way I am.
SALIVA TT THAT CAN TELL IF MAN IS GAY OR STRAIGHT IS 67% ACCURATE
Marc Breedlove at Michigan State Universy East Lansg pots out that s current form, the tt is not accurate enough to be ed to predict whether someone a new populatn of dividuals is gay wh any certaty, sce the 67 per cent accuracy of the tt is only relevant for the tt populatn, who are themselv not reflective of the general populatn, which a much lower proportn of people are gay. Ngun is ncerned that his work uld be misterpreted by people who seek to intify and punish people for beg gay. In some untri, homosexualy is punishable, sometim by ath.
A new saliva tt purportedly shows whether a man is straight or gay, acrdg to rearch prented today at the annual meetg of the Amerin Society of Human Geics. And no, won’t tell you why someone is gay.
While many scientists believe that there is a geic ponent to homosexualy, there are non-geic factors that may fluence a person’s sexualy. For one, there’s the aternal birth orr effect–a pattern where a woman’s first male pregnancy creas the chanc that her subsequent sons are gay by as much as 33 percent. However, the strongt evince that the environment plays a role homosexualy om intil tw pair studi, which one brother is gay and the other isn’t.