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emmainna [20.7K]
2 years ago
9

What is the role of calcium in muscle contractions?

Biology
1 answer:
Firdavs [7]2 years ago
5 0

Answer:

Inside the muscle, calcium facilitates the interaction between actin and myosin during contractions (2,6). ... Calcium binds to the troponin, causing a position change in tropomyosin, exposing the actin sites that myosin will attach to for a muscle contraction (5,6). Blood Clotting. Without calcium blood would not clot.

Explanation:

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