There is no ‘gay gene.’ There is no ‘straight gene.’ Sexualy is jt plex, study nfirms | PBS NewsHour

gay a biological

Why are people gay? Are they gay by choice or is beg gay geic? Are they born gay? Learn about the and reasons for beg gay.

Contents:

BEG GAY IS LKED TO THE BLOGIL MECHANISMS, SCIENTISTS SAY

Disvered: No sign of a gay gene, but homosexualy uld start the womb; childhood oby is gog down; that fish you're eatg probably isn't really fish; a new SARS to eak out about. * gay a biological *

However, blogists have documented homosexual behavr more than 450 speci, argug that same-sex behavr is not an unnatural choice, and may fact play a val role wh populatns. The 2019 study is the latt a hunt for “gay gen” that began 1993, when Dean Hamer lked male homosexualy to a sectn of the X chromosome.

WHY ARE PEOPLE GAY? GAY BY CHOICE OR IS BEG GAY GEIC?

* gay a biological *

As the ease and affordabily of genome sequencg creased, addnal gene ndidat have emerged wh potential lks to homosexual behavr. So-lled genome-wi associatn studi intified a gene lled SLITRK6, which is active a bra regn lled the diencephalon that differs size between people who are homosexual or heterosexual. ” For example, certa gen women help crease their fertily, but if the gen are exprsed a male, they predispose him toward homosexualy.

THERE IS NO ‘GAY GENE.’ THERE IS NO ‘STRAIGHT GENE.’ SEXUALY IS JT PLEX, STUDY NFIRMS

While there is no sgle “gay gene, ” there is overwhelmg evince of a blogil basis for sexual orientatn that is programmed to the bra before birth based on a mix of geics and prenatal ndns, none of which the fet choos.

FOR GAY MEN, HAVG A BLOGIL CHILD N BE PLITED

Perhaps sexual preference n be changed – and people have the right to engage gay sex and have homosexual relatnships if they choose to do so.

A gay man is more likely than a straight man to have a (blogil) gay brother; lbians are more likely than straight women to have gay sisters.

In 1993, a study published the journal Science showed that fai wh two homosexual brothers were very likely to have certa geic markers on a regn of the X chromosome known as Xq28. This led to media headl about the possibily of the existence of a “gay gene” and discsns about the ethics of abortg a “gay” fet.

*BEAR-MAGAZINE.COM* GAY A BIOLOGICAL

Beg Gay Is Lked to The Blogil Mechanisms, Scientists Say .

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