Where is dystrophin, the protein that is defective in muscular dystrophy, normally found?

A. Bridging the gap between the sarcolemma and synaptic knob
B. Between the outermost myofilaments and the sarcolemma of a muscle fiber
C. In the Z discs of skeletal and cardiac muscle
D. As a transmembrane protein of the sarcolemma
E. In the dense bodies of smooth muscle


Answer: B

Anatomy & Physiology

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