Strong words from a "progressive" site:
Because it further negates their discrimination-based "biblical worldview," the science of human genetics - which has again suggested homosexuality is genetic (determined before birth) and not simply "a lifestyle choice" - is the Christian Right's special target. Genetic mutations and evolution are not theories. They're facts the validity of which cannot be disputed scientifically. (Ask any bacterium or virus, or read the medical literature on pathogens evolving to become resistant to traditional drugs used against them.)
The more people appreciate human genetics, the better! It would be nice to be amongst the believers as we compare our notes on the varioum edition of The Genetical Theory of Natural Selection. Though seriously, Chris' post Homosexuality, Essentialism, and The Ethics of Science reaffirms a common correlation between acceptance of the biological reality of homosexuality and toleration of the practice as a non-depravity. But, I think that ...