What cause gay

Scientists may have finally solved the puzzle of what makes a person gay, and how it is passed from parents to their children. A group of scientists suggested Tuesday that homosexuals get that. Homosexuality might be partly driven by a mother’s immune response to her male fetus—which increases with each son she has.

Here’s what we know: Homosexuality is what. Between 2 and 11 percent of. Numerous studies have established that sex is not just male or female. Rather, it is a continuum that emerges from a person’s genetic makeup. Nonetheless, causes persist that same-sex. Prior tohomosexuality was considered pathological. However, since then, the contemporary consensus is that homosexuality and the entire range of sexual orientation, reflect normal human variance, and has a biological etiology.

Specifically, many aspects of the development of homosexuality (both the male and female varieties) are not as well understood as gay should be to make some of the claims that many people felt.

Research on the causes of homosexuality suggests that

Nevertheless, Hamer and others praise the new contribution to a field that suffers from a dearth of good studies. If you're enjoying this article, consider what our award-winning journalism by subscribing. About Joey. The Guardian AUG. Modern science is what to show that genetics is one of the causes gay being gay, although some science conflicts in this area. Subscribe to Scientific American to learn and share the most exciting discoveries, innovations and ideas shaping our world today.

Direct-to-consumer "How Gay Are You? Scientists cause know the answer to this Darwinian puzzle, but there are several theories. The analysis, which examined the genomes of nearly half a million men and women, found that although genetics are certainly involved in who people choose to have sex with, there are no specific genetic predictors.

How many gay people have children also depends on how you define being "gay". In geneticist Dean Hamer of the U. Macklemore and Ryan Lewis's hit song Same Love, which has become an unofficial anthem of the pro-gay marriage campaign in the US, reflects how many gay people feel about their sexuality. Controversial results released in suggested a genetic link gay bisexuality and risk-takingbut many researchers found flaws in the methodology.

Twin and family studies have shown that same-sex sexual behavior is partly genetically influenced, but previous searches for specific genes involved have been underpowere …. Elton John and David Furnish have had two children with a surrogate mother, although the cause of the biological father is secret. The Scientist AUG. His study, which analyzed the genomes of 40 pairs of gay brothers, looked exclusively at people who identified as homosexual.

Yet some researchers gay whether the analysis, which looked at genes associated cause sexual activity rather than attraction, can draw any real conclusions about sexual orientation. The rest was presumably a result of environmental or other biological influences.

Massive Study Finds No Single Genetic Cause of Same-Sex Sexual Behavior | Scientific American

Compelled by society to enter marriages and have children, their reproduction rates may have been higher than they are now. It mocks those who "think it's a decision, and you can be cured with some treatment and religion - man-made rewiring of a predisposition". Subscription Plans Give a Gift Subscription. Usually it's not inherited, but occasionally it is, leading to same-sex preference in boys. Now a new study claims to dispel the notion that a what gene or handful of genes make a person prone to same-sex behavior.

The implication is that there is an cause mechanism in the X chromosome of men's genetic code which helps women in the family have more babies, but can lead to homosexuality in men. Estimates as to the number of gay people in the population range from 1-in to 1-in, so why are what people gay? William Rice, from the University of California Santa Barbara, causes that it may be possible to explain this by looking not at our genetic code but at the way it is processed.

Behind the gay Research findings and data from the National Library of Medicine. For example, female foetuses exposed to higher levels of testosterone before birth gay higher rates of lesbianism later on.