Comment by throwaway2245

> such a crippling failure for the organism

This is just a homophobic mischaracterisation of sexuality.

I recognise and don't appreciate how much of an effort you made to fit this homophobia into your point.

Also, 40% heritability is informally considered to be a high genetic component, not "very low", and e.g. heritability of eyebrow thickness is 37%.