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

Contents:

• THERE IS NO ‘GAY GENE.’ THERE IS NO ‘STRAIGHT GENE.’ SEXUALY IS JT PLEX, STUDY NFIRMS
• WHY ARE PEOPLE GAY? GAY BY CHOICE OR IS BEG GAY GEIC?
• IS A PERSON ‘BORN GAY’, OR IS BEG GAY A LEARNED BEHAVR?
• ARE WE BORN GAY?
• CLIL STUDY CONFIRMS PEOPLE ARE NOT BLOGILLY “BORN GAY”
• THE 'GAY GENE' IS A MYTH BUT BEG GAY IS 'NATURAL,' SAY SCIENTISTS
• IS ANYONE BORN GAY?
• ARE GAYS BORN OR MA?
• BORN GAY OR MA GAY? HOW, WHY, AND DO MATTER?

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

Humans have tried to unrstand human sexualy for centuri — and geics rearchers joed the ay the early 1990s after a seri of studi on tws suggted homosexualy ran fai. “As a teenager tryg to unrstand myself and unrstand my sexualy, I looked at the ter for “the gay gene” and obvly me across Xq28, ” said Fah Sathirapongsasuti, a study -thor and senr scientist at 23andMe, which he joked once led him to believe he hered his gayns om his mother. The rearchers had members of the same-sex muny review the study’s sign and language, and they adm that their termology and fns for gay, lbian and heterosexual do not reflect the full nature of the sexualy ntuum.

“[Our study] unrsr an important role for the environment shapg human sexual behavr and perhaps most importantly there is no sgle gay gene but rather the ntributn of many small geic effects sttered across the genome, ” Neale said.

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

It very much appears that same-sex sexual attractn is not a choice but actg on is; so if you fe gay as the mere prence of same-sex attractn, then om everythg we unrstand, beg gay is not a choice.

IS A PERSON ‘BORN GAY’, OR IS BEG GAY A LEARNED BEHAVR?

If, on the other hand, you nsir someone to be gay only if they act on their same-sex attractn then beg gay n be nsired a choice pendg on an dividual's behavr. But on the other, he totally wrtl wh the image produced by the ia that one might be "born gay, " of a ltle male neonate appearg wh illy pk diapers and graspg a Barbie doll.

First, by ncentratg on the left si of the graphs, the rear n see that there is a segment of adult gay men who remember beg highly genr non-nformg as kids. Maybe we n agree that the image evoked by "born gay"—that ltle girl neonate appearg wearg overalls and graspg a toy tck—do not help thk through qutns of sexual sire and inty. Many homosexuals hold to the belief that they were born that way, and there are some rearchers who suggt, on the basis of several recent studi, that there may be a geic predisposn toward homosexualy some people.

ARE WE BORN GAY?

It was, LeVay acknowledg, the perfect Frdian recipe for homosexualy-only he was nvced Frd had e and effect backward: hostile fathers didn't make sons gay; fathers turned hostile bee the sons were "unmascule" to beg year, LeVay, now a nroscientist at the Salk Instute La Jolla, Calif., got a chance to exame his hunch up close. Snng the bras of 41 davers, cludg 19 homosexual mal, LeVay termed that a ty area believed to ntrol sexual activy was ls than half the size the gay men than the heterosexuals. It was perhaps the first direct evince of what some gays have long ntend-that whether or not they choose to be different, they are born Bart, meanwhile, got an opportuny to make his own ntributn to the se.

Two years ago he was reced for an amb study of homosexualy tws, unrtaken by psychologist Michael Bailey, of Northwtern Universy, and psychiatrist Richard Pillard, of the Boston Universy School of Medice.

CLIL STUDY CONFIRMS PEOPLE ARE NOT BLOGILLY “BORN GAY”

Published last December, only months after LeVay's work, the rults showed that if one intil tw is gay, the other is almost three tim more likely to be gay than if the tws are aternal-suggtg that somethg the intil tws' shared geic makp affected their sexual both studi, the implitns are potentially huge.

THE 'GAY GENE' IS A MYTH BUT BEG GAY IS 'NATURAL,' SAY SCIENTISTS

For s, scientists and the public at large have bated whether homosexuals are born or ma-whether their sexual orientatn is the rult of a geic roll of the dice or a batn of formative factors their upbrgg. "It would rce beg gay to somethg like beg left-hand, which is fact all that is, " says gay San Francis journalist and thor Randy stead of rolvg the bate, the studi may well have tensified .

IS ANYONE BORN GAY?

"A geic ponent sexual orientatn says, ' This is not a flt, and 's not your flt', " says the timatn that an actual gene for gayns might be found some forebodg.

"No parent would choose to have a child born wh any factor that would make life difficult for him or her, " says Lrie Coburn, program director of the Feratn of Parents and Friends of Lbians and Gays (ParentsFLAG) this subject, feelgs are seldom rtraed. "It's part of the society's trsic sexism, " says Penny Perks, public-tn ordator for Lambda Legal Defense and Edutn Fund, which works to promote lbian and gay men's rights.

Franc Stevens, edor chief of Denve, a lbian news magaze, adms her personal history supports blogil ; although she me om a wholome "Brady Bunch" fay, she knew she was gay "om day one.

ARE GAYS BORN OR MA?

" That's somethg rearchers still have to fd men have their own reasons to be irate: as they see , lookg for a "e" of homosexualy impli is viant and heterosexualy is the norm.

When John De Cec, profsor of psychology at San Francis State Universy and edor of the Journal of Homosexualy, began one of his class recently by suggtg stunts discs the of homosexualy, someone lled out, "Who r? Acrdg to John Boswell's 1980 book, "Christiany, Social Tolerance and Homosexualy, " thgs didn't turn tly nasty until the 13th century, when the church, on the heels of a diatribe om Sat Thomas Aquas, began to view gays as not only unnatural but our own century of sex et lux, begng wh Sigmund Frd, psychiatrists ascribed male homosexualy to unnsc nflicts and fixatns that have their roots early childhood.

) But that view was officially dropped 1973, when more strgent diagnostic standards-and the lobbyg of gay activists-persuad the Amerin Psychiatric Associatn to expunge homosexualy om the list of emotnal disorrs. But younger psychiatrists now are tght that rather than tryg to "cure" homosexuals, they should help them feel more fortable about rolved to look for sex differenc the bra after the slow, wrenchg ath om AIDS of his pann of 21 years (box).

BORN GAY OR MA GAY? HOW, WHY, AND DO MATTER?

30, 1991, was based on his own yearlong study of the hypothalam 41 davers, cludg 19 self-avowed homosexual men, 16 heterosexual men and 6 heterosexual women. What emerged wh almost startlg clary was that, wh some exceptns, the clter of nrons known as INAH 3 (the third terstial nucls of the anterr hypothalam, which LeVay lls "the bs end as far as sex go") was more than twice as large the heterosexual mal as the homosexuals, whose INAH 3 was around the same size as the women. Later, fact, he examed the bra of a homosexual who died of lung ncer, and aga found INAH 3 much trickier qutn is whether thgs might work the other way around: uld sexual orientatn affect bra stcture?

Many the study were not only disrdant, but dramatilly sexualy studi e the Ksey sle, which rat orientatn on a seven-pot spectm om strictly heterosexual to exclively homosexual. "If you look at all societi, " says Frerick Wham, who has rearched homosexualy cultur as diverse as the Uned Stat, Central Ameri and the Philipp, "homosexualy occurs at the same rat wh the same kds of behavr.