Sarcoplasmic reticulum is related with

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(C) The sarcoplasmic reticulum $(SR)$ is a specialized type of smooth endoplasmic reticulum found in smooth and striated muscle fibers.Its primary fun

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Release of $Ca^{++}$ ions and contraction of muscles

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(C) The sarcoplasmic reticulum $(SR)$ is a specialized type of smooth endoplasmic reticulum found in smooth and striated muscle fibers.Its primary function is to store and release calcium ions $(Ca^{++})$.When a muscle fiber is stimulated,the $SR$ releases $Ca^{++}$ into the sarcoplasm,which triggers the interaction between actin and myosin filaments,leading to muscle contraction.

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