<prompt> About Duchenne muscular dystrophy-false statement is:Beckers dystrophy more severeX-linked recessiveCardiomyopathyMental retardation common  <response>: a. Beckers dystrophy more severeRef: Nelsons 20e p 2915-2985, Ghai 8e p 595-597Beckers dystrophy is a less severe variant of Duchenne muscular dystrophy. 