Natural Law, Homosexuality and Genetic Disorders | The Lewis Crusade:
As this other individual suffering from genetic diseases can proclaim, genetic disease means you're not capable of certain actions. One symptom of my autism is a struggle with the mortal sin of gluttony. Due to this I can no longer go on many carnival rides with my son. At 300 lbs, I simply no longer fit in the seatbelts.
You can live without sex. You can even have rather intimate human relationships without sex. Catholic moral code is discovered, like physical laws, not enacted, like your nation's laws. Change the language all you want, you can't defeat the REAL Natural Law, any more than you can eat radio signals.