<prompt> True about Duchennes muscular dystrophy is:It is an X- linked recessive disorderSkeletal muscle wasting occurs due to abnormalities of the contractile filamentsMuscle wasting occurs in the pelvic region onlyIt is a form of titanopathy  <response>: Duchennes muscular dystrophy DMD is an X-linked recessive disorder. option A is correct. There is a genetic defect in the dystrophin gene; it results in deficiency of the protein dystrophin in skeletal muscle Dystrophin is a large protein that is present on the intracellular surface of the sarcolemma, it makes dystrophin-glycoprotein complex.. In DMD, there is severe muscle wasting; death may occur from respiratory failure. 