Homosexual placement in twins: A report on 61 couples and three triplet models
Twin pairs wherein one or more twin is actually homosexual are solicited through notices during the homosexual newspapers and private suggestions from 1980 to the current. An 18-page survey regarding the “sexuality of twins” is completed by one or both twins. Thirty-eight sets of monozygotic twins (34 male sets and 4 female frames) had been located for a concordance price of 65.8per cent for homosexual orientation. Twenty-three pairs of dizygotic twins comprise located to get a concordance price of 30.4percent for homosexual alignment. Furthermore, three sets of triplets happened to be acquired. Two designs consisted of a pair of monozygotic twins concordant for erotic direction employing the 3rd triplet dizygotic and discordant for homosexual alignment. One third triplet ready is monozygotic with all of three concordant for homosexual direction. These conclusions include viewed as supporting the argument for a biological schedule in sex-related positioning.
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