Gai men born
However, the INAH3 group appeared to be twice as big in the heterosexual male group as in the gay male group; the difference was highly significant, and remained significant when only the six AIDS patients were included in the heterosexual group, Gai men born.
It is speculated that environmental and hormonal stress factors linked to resource feedbacks may act as triggers.
The results for INAH3 weight were similar to those for INAH3 size; that is, the INAH3 weight for the heterosexual male brains was significantly larger than for the heterosexual female brains, Gai men born, while the results for the gay male group were between those of the other two groups but not quite significantly different from either.
They argue that sexual orientation can shift over the course of a person's life.
The research showed that when both heterosexual women and gay men are exposed to a testosterone derivative found in men's sweat, a region in the hypothalamus is activated, Gai men born.
Some researchers state that solid scientific support for this is lacking.
The researchers identified four variants more common in people who reported at least one same-sex experience on chromosomes 7, 11, 12, and
They think Neuroligin 4 Y-linked protein is responsible for a later son being gay.
Having said this, it is more likely that oSDN morphology and homosexuality may be programmed through an androgen receptor that does not involve aromatisation.
Hofman reported a difference in the size of the suprachiasmatic nucleus between homosexual and heterosexual men.
Female relatives of the homosexual men on their mother's side tended to have more offspring than those on the father's side.
These Y-linked proteins would not be recognized in the mother's immune system because she is female, causing her to develop antibodies which would Gai men born through the placental barrier into the fetal compartment.