Multiple choice Which of the following dystrophies is caused by mutation in dystrophin gene? Emery-Dreifuss muscular dystrophy Distal muscular dystrophy Becker muscular dystrophy Congenital muscular dystrophy Reveal answer Fill a bubble to check yourself C Correct answer Explanation Becker muscular dystrophy is caused by mutation in the dystrophin gene. It is characterised by slow progression of muscle weakness in legs and pelvis.