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Is there a Gay Gene?
Member rating: No Rating | Words: 1989 | Submitted: Thu Aug 02 2007
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"Are there gay genes? Homosexuality and evolution." Homosexuality is defined as "sexual attraction to or sexual relations with members of the same sex" (Collins English Dictionary and Thesaurus). Homosexual behaviour has existed throughout human history and perhaps in most human cultures and in both genders. Scientists are divided on the causes of homosexuality, with some research suggesting that it is purely biologically based (genetic) and that there could well be a 'gay gene' while other researchers propose that the causes are non-genetic i.e. due to social, environmental and cultural factors. There is naturally a great paradox for those claiming that homosexuality is an adaptation as these individuals apparently do not reproduce, so how can their genes be passed on? This is a major debate in both the social and biological sciences and is proven to be very controversial in terms of its causes. Studies such as Hamer et al , Bailey...
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