The myofibrils in muscle fibers are made up of repeating sections called _______ that are the basic contractile units of skeletal muscle.

asked Aug 20, 2020 193k views

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6 votes

the answer is sarcomeres .... i think

HAdes answered Aug 21, 2020

by HAdes

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6 votes

The repeating sections are called sarcomeres

BVernon answered Aug 25, 2020

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