The functional contractile unit of a muscle fiber (cell) is a
A) sarcoplasm
B) sarcolemma
C) sarcomere
D) sarcoplasmic reticulum
Answer: sarcomere
The functional contractile unit of a muscle fiber (cell) is a
A) sarcoplasm
B) sarcolemma
C) sarcomere
D) sarcoplasmic reticulum
Answer: sarcomere
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