Have you ever just sat back and asked yourself why is Rupaul and George gay? Is it genetic or the result of upbringing? Is it biological or psychosocial? Are people 'born that way" or made that way by man"? .

             Attitudes towards homosexuality have changed over the centuries. During ancient Greece, homosexual relationships were acceptable, and in some cases expected in certain segments of society. Although, later attitudes towards homosexuality in the Western world were determined largely by Judeo-Christian moral codes, which treated homosexuality as immoral, mental illness or a sin. But, by the 20th century some psychoanalysts viewed homosexuals as having a hormonal imbalance and/or a biological characteristic. .

             Therefore, tonight I will speak about the biological aspect of homosexuality. .

             Sexual orientation can determine whom a person is sexually attracted to. Sexual orientation is influenced by biological events that occur at conception or as early in a fetal life before the 17th week of pregnancy. It is in fact similar to being born right- or left-handed in that it results from physiological or genetic conditions. Sexual orientation can be developed early childhood by either genetic or inborn hormonal factors, rather than being solely a matter or choice. Therefore, sexual orientation emerges for most people in early adolescence without any prior sexual experiences. According to researchers Pillard and Bailey "Homosexual, bisexual, and heterosexual orientations, are examples of the biologic diversity of a human being, a diversity with a genetic basis". .

             A particular part of the brain influences various sex hormones. This part of the brain is known as the hypothalamus and is the primary drive center. The hypothalamus was found to be smaller in homosexual men and women, than in heterosexual men. The reason for this is because this part of brains development.