What is the function of the sarcoplasmic reticulum in muscle fibers?

What is the function of the sarcoplasmic reticulum in muscle fibers?
  1. To store calcium ions
  2. To hold muscle bundles together
  3. To line muscle fibers
  4. To form parallelly arranged filaments in the sarcoplasm

Solution

The endoplasmic reticulum, i.e., sarcoplasmic reticulum of the muscle fibers is the storehouse of calcium ions.

Asked in: NCERT

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