What do the new ‘gay gen’ tell about sexual orientatn? | New Scientist

Contents:

• WHAT DO THE NEW ‘GAY GEN’ TELL ABOUT SEXUAL ORIENTATN?
• SEARCH FOR 'GAY GEN' COM UP SHORT IN LARGE NEW STUDY
• THERE’S NO EVINCE THAT A SGLE ‘GAY GENE’ EXISTS
• IS THERE A "GAY GENE"? MAJOR NEW STUDY SAYS NO
• WHY ARE PEOPLE GAY? GAY BY CHOICE OR IS BEG GAY GEIC?
• THERE’S NO ONE ‘GAY GENE,’ BUT GEICS ARE LKED TO SAME-SEX BEHAVR, NEW STUDY SAYS
• THE 'GAY GENE' IS A TOTAL MYTH, MASSIVE STUDY CONCLUS
• NEWS: THERE’S NO ONE ‘GAY GENE,’ BUT... (THE WASHGTON POST) - BEHD THE HEADL

WHAT DO THE NEW ‘GAY GEN’ TELL ABOUT SEXUAL ORIENTATN?

Do matter if there is a geic tenncy for beg gay? Those who nsir beg gay a disadvantage life (which still is, certa societi), might regard gay people differently if they knew that beg gay was an hered tra, rather than a nsequence of life events, such as a particular type of upbrgg, or mixg wh certa sorts of iends or even a liberate cisn.

The law also might take a different view those untri (aga, there are still many) which beg gay is a crimal offense. An early study claimed that if one pair of (male) intil tws (who have intil geic patterns) was gay, there was a 100 percent chance of the other one also beg gay. It was quickly shown that, fact, the real chance of two intil tws beg gay was around 40-50 percent, whereas was ls non-intil on, though still somewhat greater than the general populatn.

SEARCH FOR 'GAY GEN' COM UP SHORT IN LARGE NEW STUDY

A dramatic claim was that there was a sgle geic variatn, the "gay gene, " that was found gay men.

Alas, like so many other early reports of a "gay gene, " this one uld not be repeated. There was another, much smaller, group who said they were entirely gay (about 6 percent), and a stterg of even smaller numbers who claimed to be bisexual.

THERE’S NO EVINCE THAT A SGLE ‘GAY GENE’ EXISTS

Firstly, they found very few gen whose variatns were rrelated wh beg gay, or even havg a sgle same-sex partner. Overall, geic variatns acunted for only around 1 percent of the likelihood of beg gay.

IS THERE A "GAY GENE"? MAJOR NEW STUDY SAYS NO

But as stands, there’s no sign of a "gay gene.

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

And beg gay creased the chance of dg e, socially risky behavur and smokg. What term whether someone will be straight or gay, or somewhere between? The plex and variable psychologil state that we label as "gay" will have equally plex termants.

THERE’S NO ONE ‘GAY GENE,’ BUT GEICS ARE LKED TO SAME-SEX BEHAVR, NEW STUDY SAYS

Didn’t we already know there were “gay gen”?

We have known for s that sexual orientatn is partly herable men, thanks to studi of fai which some people are straight and some people are gay.

THE 'GAY GENE' IS A TOTAL MYTH, MASSIVE STUDY CONCLUS

In 1993, geic variatns a regn on the X chromosome men were lked to whether they were heterosexual or homosexual, and 1995, a regn on chromosome 8 was intified. Both fdgs were nfirmed a study of gay and straight brothers 2014. Alan Sanrs at North Shore Universy, Illois, and his team ppoted the gen by parg DNA om 1077 gay and 1231 straight men.

Intertgly, this bra regn ntas the hypothalam, which was intified 1991 as differg size between gay and straight men.

Grave’s disease is more mon gay than straight men, and some rearch suggts that gay men tend to be thner – which might possibly be a rult of thyroid overdrive. Are all men who have the “gay” variants of the gen gay? “There will be men who have the form of gene that creas the chance of beg gay, but they won’t be gay.

NEWS: THERE’S NO ONE ‘GAY GENE,’ BUT... (THE WASHGTON POST) - BEHD THE HEADL

What about women who are gay?