asked 193k views
5 votes
The myofibrils in muscle fibers are made up of repeating sections called _______ that are the basic contractile units of skeletal muscle.

2 Answers

6 votes

the answer is sarcomeres .... i think

answered
User HAdes
by
8.2k points
6 votes

The repeating sections are called sarcomeres

answered
User BVernon
by
8.4k points
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