Why are skeletal and cardiac muscles striated??

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asked Aug 7, 2018 145k views

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Jwilner · Answer 1 · 2018-08-12T01:46:14+0000

In contrast to smooth muscle, cardiac and skeletal muscle types possess an internal ultrastructure of highly organized contractile myofilaments. Actin and myosin myofilaments are stacked and overlapped in regular repeating arrays to form sarcomeres.

Why are skeletal and cardiac muscles striated??

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