Contents:
- HAS THE “GAY GENE” BEEN FOUND FEMALE MICE?
- HOMOSEXUALY AS POPULATN CONTROL? WHY GAYS & LBIANS ARE ESSENTIAL TO THE BALANCE OF NATURE.
HAS THE “GAY GENE” BEEN FOUND FEMALE MICE?
Here's how Amerins have tracked over recent s rponse to "In your view, is beg gay or lbian somethg a person is born wh, or due to factors such as upbrgg and environment? In the late 1990s, nversatn around a "gay gene" was very ntroversial. 2% of women and men, rpectively, intify as gay.
Dpe the numbers, many people still nsir homosexual behavr to be an anomalo choice. 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. 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.
HOMOSEXUALY AS POPULATN CONTROL? WHY GAYS & LBIANS ARE ESSENTIAL TO THE BALANCE OF NATURE.
Wh multiple gene ndidat beg lked to homosexualy, seemed highly unlikely that a sgle “gay” gene exists. In rats, manipulatn of hormon durg pregnancy produc offsprg that exhib homosexual behavr. Why do homosexual behavr exist?
Several hypoth have been advanced to expla how homosexualy n be beneficial perpetuatg faial gen. Gay uncl and nts, for example, are “helpers the nt” that help raise other fay members’ children to nurture the fay tree. Another ia suggts that homosexualy is a “tra-off tra.
” For example, certa gen women help crease their fertily, but if the gen are exprsed a male, they predispose him toward homosexualy. 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. Analogo to this ront lerature, recent fdgs dite that high level androgen exposure may ntribute to the sexual orientatn of a subset of gay men who prefer sertive anal sex and report more male-typil genr tras, whereas gay men who prefer receptive anal sex, and who on average report more genr nonnformy, prent wh bmarkers suggtive of low androgen exposure.