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Question
What are the two membranous structures within the muscle fiber that play important roles in linking excitation to contraction?a. horizontal tubules and sarcoplasmic reticulum
b. transverse tubules and sarcoplasmic reticulum
c. transverse tubules and endoplasmic reticulum
d. horizontal tubules and endoplasmic reticulum
e. sarcolemma and plasma end plates
Answer
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