Within a skeletal muscle fiber, large amounts of calcium are stored in the _____.

Within a skeletal muscle fiber, large amounts of calcium are stored in the _____.

Within a skeletal muscle fiber, large amounts of calcium are stored in the _____.


a. nuclei

b. mitochondria

c. myosin

d. sarcoplasmic reticulum


Answer: d. sarcoplasmic reticulum


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