Autism being "too broad" is why it doesn't have a genetic cause?
Autism's nomenclature not being descriptive enough is why it doesn't have a genetic cause?
Autism not being as debilitating as DS is why it doesn't have a genetic cause? (developmental logic aside, are you familiar with Type 2 and Type 3 autistic individuals?).
Extra dings for not for over-use of CS analogy, "unwarranted fixation", and "we no longer live in the world".
Autism being "too broad" is why it doesn't have a genetic cause?
Autism's nomenclature not being descriptive enough is why it doesn't have a genetic cause?
Autism not being as debilitating as DS is why it doesn't have a genetic cause? (developmental logic aside, are you familiar with Type 2 and Type 3 autistic individuals?).
Extra dings for not for over-use of CS analogy, "unwarranted fixation", and "we no longer live in the world".