Up to 50% of adolescents with cerebral palsy have an intellectual disability, as well as a physical disability. Adolescents with intellectual disabilities still need sexual health education, they just need it in a way that's more individualized so that they can understand it and use it.
To give you an idea about genetic variation between each of us, there are about three million differences in our genetic code. They go to influence the color of our hair and the color of our eyes, the way we walk.