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Author Question: The ion that enters myofibrils and stimulates actin and myosin to shorten the cell (contract) is: ... (Read 63 times)

notis

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on: Aug 20, 2018
The ion that enters myofibrils and stimulates actin and myosin to shorten the cell (contract) is:
 
  a. iron.
  b. calcium.
  c. sodium.
  d. potassium.

Question 2

Amenorrhea in female athletes is associated with:
 
  a. poor absorption of iron.
  b. loss of lean body mass.
  c. low bone density.
  d. ketoacidosis.


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dyrone

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Reply #1 on: Aug 20, 2018
Answer to Question 1

B

Answer to Question 2

C


notis

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Reply #2 on: Aug 20, 2018
Both answers were spot on, thank you once again


dyrone

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Reply #3 on: Aug 20, 2018
Great! Please up vote :D


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