english: It is not that genes account for all of the risk for autism, but yet they account for a lot of that risk, because when you look at fraternal twins, that concordance rate is only 31 percent.
non_english: Nisu samo geni uzročnici autizma, iako su nosioci rizika, jer kad pogledate dvojajčane blizance, njihova stopa podudarnosti je samo 31 posto.