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Bibcode : PNAS Views Read Edit View history. Genetic and environmental effects on same-sex sexual behavior: a population study of twins in Sweden. Scientists have begun using this mass of data to successfully probe the genetic basis of a surprising range of behaviors, from smoking to insomnia , intelligence , marijuana use , and even time spent watching television. Plot of negative log 10 of the p -values for the single SNP association analysis of 1, homosexual and 1, heterosexual men, ordered along the x-axis for each chromosome by chromosomal position. Thyroid epigenetics: X chromosome inactivation in patients with autoimmune thyroid disease. In June , an article in the Chicago Tribune by John Crewdson stated that an anonymous junior researcher in Hamer's laboratory alleged that Hamer selectively presented the data in his paper in the journal Science. This is the first DNA difference ever linked to female sexual orientation, says Lisa Diamond, a psychologist at the University of Utah in Salt Lake City who studies the nature and development of same-sex sexuality.
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Study of gay brothers may confirm X chromosome link to homosexuality

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How Chromosomes Determine Sex

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Gametes are also called sex cells. Post a Comment. Chromosome numbers in some plants Plant Species Arabidopsis thaliana diploid [36].
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