Os genes e a perda da virgindade?

http://www.12newsnow.com/story/31776701/genes-help-predict-when-we-lose-our-virginity


Citando:
"Genes also appear to influence the age of the onset of puberty, first birth of a child, and even total number of offspring, reports the Telegraph. Perry's example: The genetic variant in CADM2 is associated with higher odds of risk-taking, earlier sex, and a greater number of children."