How Is Calmodulin Activated

question 31

Multiple Choice

How is calmodulin activated?

• A) by binding both calcium and potassium
• B) by binding Ca²⁺ when the cytosolic concentration is greater than 500 nM
• C) by binding to a positively charged helix on another protein
• D) by binding Ca²⁺ only when calcium channels are open, allowing Ca²⁺ efflux from the cell
• E) None of the answers is correct.

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