Which of the following is X-linked recessive?
High-Yield Explanation
Ans. (a) Duchenne muscular dystrophy(Ref: R 9th/pg 142)a. Duchenne muscular dystrophyX-linked recessiveb. Hypophostemic ricketsX-linked dominantc. Marfans syndromeAutosomal dominantd. Downs syndromeChromosomal trisomy