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What is the smallest functional unit of skeletal muscle? Explain why it is the smallest functional...

What is the smallest functional unit of skeletal muscle? Explain why it is the smallest
functional unit and what happens to it during muscle contraction.

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Answer #1
  • The sarcomere is the smallest contractile unit of skeletal muscles.
  • it is the smallest functional unit because it is the smallest functional part of Myofibrils. Ans myofibrils itself is the smallest unit of skelatal muscle system.
  • During muscle contraction within the sarcomere, myosin slides along actin to contract the muscle fiber in a process that requires ATP.
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