Calcium ions bind to the ___ molecule in skeletal muscle cells.
A) actin
B) troponin
C) tropomyosin
D) myosin
E) titin

Name: Calcium ions bind to the ___ molecule in skeletal muscle cells. A) actin B) troponin C) tropomyosin D) myosin E) titin
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Question

Quizplus · Accepted Answer

Calcium ions bind to the troponin molecule in skeletal muscle cells, which causes a conformational change that moves tropomyosin away from the actin binding sites, allowing muscle contraction to occur.

Calcium Ions Bind to the ___ Molecule in Skeletal Muscle