The X chromosome has accumulated genes taking part in intercourse, reproduction, and cognition.

The X chromosome has accumulated genes taking part in intercourse, reproduction, and cognition.

The clear presence of a considerable hereditary component in the growth of intimate orientation is apparent from family members and double studies ( Bailey and Bell, 1993; Bocklandt and Vilain, 2007 ). But, exactly which genes are likely involved just isn’t yet clear.

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