Jam Your Way to Success: Ace the 2026 2MT3 Music Therapy Practice Test!

Autism spectrum disorder results from a combination of factors, not a single genetic cause. Genetics contribute strongly—twin studies show high heritability and many genetic variants have been linked to autism—but no one gene explains autism across all individuals. Environmental and perinatal factors, along with interactions between genes and the environment, also influence risk. Because the cause is multifactorial and not solely genetic, the statement is not accurate.