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Author Question: The series of membranous channels that surround each myofibril is the A) sarcoplasmic reticulum. B) ... (Read 75 times)

jho37

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on: Feb 28, 2019
The series of membranous channels that surround each myofibril is the
 A) sarcoplasmic reticulum.
  B) sarcoplasm.
  C) sarcomere.
  D) sarcolemma.
  E) endomysium.

Question 2

At rest, active sites on the actin are blocked by
 A) myosin molecules.
  B) troponin molecules.
  C) tropomyosin molecules.
  D) calcium ions.
  E) ATP molecules.


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stallen

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Reply #1 on: Feb 28, 2019
Answer to Question 1

A

Answer to Question 2

C


jho37

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Reply #2 on: Feb 28, 2019
Thanks


stallen

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Reply #3 on: Feb 28, 2019
Welcome :)


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