The mechanisms of sexuality in humans isn't well known. Many studies have been done to identify the cause of homosexuality. By homosexuality I mean people who are attracted to people of the same sex, not people who engage in homosexual sex because the other sex is not available, or because they're paid for it. This is what has been found.
Homosexuality is NOT the result of explicit environmental influences. What this means is you cannot intentionally raise someone to be homosexual.
Some studies have suggested that some parts of the brains of homosexual men more closely resemble what would be expected in heterosexual women.
There are cases of identical twins where one is a professed homosexual and the other denies such feelings.
It's very likely that there is a genetic componant to homosexuality however this doesn't mean there is a "gay gene". What's more likely is that in some individuals, the genes which control sexual orientation are switched on or off in different combinations as they "should" be, or perhaps there is a particular mutation or a variety of mutations somewhere. Perhaps they were born that way or had a genetic suseptability for their genes to respond a certain way to implicit environmental influences such as a virus or even something as obscure as a particular amount of sunlight on Monday and then followed by vitamin C on Tuesday, just to give an example.
2006-09-03 10:54:18
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answer #1
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answered by minuteblue 6
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If I could answer that question with scientific proof, I'd be famous. The fact is, they simply don't know what makes a person gay. New studied indicate that opposite sex hormones in the blood stream during a particular fetal development stage possibly causes a person to be gay. Many so-called Tom-Boys or feminine acting boys do indeed turn out to be gay.
I think there is a genetic reason that most people are gay, but that there are a few people out there that either choose to be gay because of environmental influences.
2006-09-03 08:56:20
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answer #2
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answered by WEIRDRELATIVES 5
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What cdf-rom mentioned is called fetus in fetu, which is very rare (about 1 in a million) and does not account for the ~5% of people who are gay. I think orientation is like any other personality trait. Most babies have a personality already when they are infants, which they generally keep throughout their life. Events in their life may effect their personality. But it is very difficult, if not impossible, to try to actively change someone's personality. Just look at those "treatments" to change gay people to be straight, they have very low success rates.
2006-09-03 08:15:44
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answer #3
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answered by jellybeanchick 7
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No one is born gay. It is the result of our society telling people how to think for them. If you think you are, therefore you are. It is actually a social disorder.
2006-09-03 10:53:06
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answer #4
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answered by cgi 5
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It may be a result of the prenatal environment, but not a genetic trait. I'm not splitting hairs! In other words homosexuality may turn out to be a preventable birth defect, no different than thalidomide babies.
It has been discovered that some persons have two different kinds of DNA in their bodies. It has long been known that conjoined twins do not fully separate, but it is also possible for twins-- even fraternal twins-- to begin to merge. For some reason, one does not develop fully and the stronger one begins to absorb the weaker one.
This was proved when law enforcement officials performed repeated DNA tests on the same prisoners, and found that there were different DNA's in different parts of their bodies. The tissues grew together naturally and were compatible as if they had been checked for allergies and rejection reactions prior to being surgically grafted.
So there are cases where a man may have tissues belonging to his unborn sister growing within him, with their own different reactions to the male hormones, and there are cases where a woman may have tissues belonging to her unborn brother growing within her, with their own different reactions to the female hormones.
The tissues need not be part of recognizable sex organs, and they may be so incororated into the body that DNA testing must be done at a number of different sites on or within the body in order to identify them.
Someday there will be medical procedures to ensure that one embryo does not aggressively absorb its fraternal twin, at the expense of the second twin's life and to the detriment of the first one's life afterward.
For the time being there is no need to allow a birth defect to define one's life and allow it to make the body do things counter to the gender of the body.
2006-09-03 07:45:59
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answer #5
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answered by cdf-rom 7
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Maybe one out of a thousand, but it is the things they are exposed to and the choices they make in life that determines their path in life. Sometimes it is failed relationships with members of the opposite sex or numerous ones, and/or hurts aquired in those relationships combined with warmth and love received from members of the same sex during times of vulnerability .
2006-09-03 11:29:29
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answer #6
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answered by Catt 4
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Welllllllllllllll... are people born heterosexual, or is it a result of their environment?
2006-09-03 07:12:45
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answer #7
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answered by hrh_gracee 5
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I think there is a gay gene.
2006-09-03 07:12:49
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answer #8
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answered by cello_drama 2
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It could be a genetic mutation thing that is behind-the-scenes.
Like:
"Whoops, I accidentally made this one attracted to other guys" - God
2006-09-03 08:44:39
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answer #9
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answered by Anonymous
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no they turn gay
2006-09-03 07:18:29
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answer #10
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answered by ℓuℓu™» 2
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