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Which is true of muscle contraction?...

Which is true of muscle contraction?

A

sarcolemma becomes permeable to `Na^(+)` ions

B

concentration of `Ca^(2+)` ions is reduced in myoplasm

C

sarcolemma becomes nonpermeable to `Na^(+)` ions

D

sarcolemma becomes permeable to `Ca^(+)` ions

Text Solution

Verified by Experts

The correct Answer is:
A
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