The features of Achondroplasia inlcude all,except -a) Defective headb) Mental retardationc)  Autosomal recessived) Familial: (A) bc, (B) c, (C) ac, (D) ad
Answer is A. Achondroplasia has an autosomal dominant pattern of inheritance.
Intelligence and sexual development is normal.
Skull is large with a bulging vault and forehead.