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Previous research had pointed to environmental factors as the cause of homosexuality, but Hamer's findings recommended that homosexuality was also genetically determined. This led scientists to appear extra into the organic mechanisms of homosexuality. Researchers studied DNA samples from members and their relatives who were genetically related to them. These samples were then analysed for twenty-two X-linked genetic markers. Genetic markers are sequences in DNA that can be easily diagnosed. This method is called DNA linkage. This method is used to examine which inherited genes are common to a few people. The study also found that the LOD (logarithm of odds) scores of those markers were carefully related. This indicates that the markers are inherited in clusters. However, researchers cautioned that these findings should not definitive. They need more experiences to ascertain the findings.
18.03.2023
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