Question

The diagram below shows a sarcomere. If a disorder limits the number of calcium ions that can bind to actin, which symptom would a person suffering from this disorder most likely display?

A: Fatigue from constant muscle contraction
B: weakness from an inability to contract muscles
C: Anxiety caused by an increased heart rate
D: Shortness of breath caused by inefficient gas exchange

Answer 1

C

Step-by-step explanation:

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Answer 2

It’s C hope this helped you