Harry Is an Autistic Child and Has a Short Attention

question 109

Multiple Choice

Harry is an autistic child and has a short attention span for any task. His intellectual abilities are much lower than other children his age. His pediatrician reveals that Harry has a genetic disorder due to an abnormality in his X chromosome, which has become constricted. Harry most likely suffers from

• A) Turner syndrome.
• B) Fragile X syndrome.
• C) XYY syndrome.
• D) Klinefelter syndrome.