A new study which recently appeared in the journal Human Genetics “confirms that there is a strong genetic basis for sexual orientation.” In the study, women with multiple gay sons were studied. “Scientists found that almost one fourth of the mothers who had more than one gay son processed X chromosomes in their bodies in the same way. Normally, women randomly process the chromosomes in one of two ways — half go one way, half go the other.” The study consisted of 97 mothers of gay sons and 103 mothers without gay sons.
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