The Second Messenger Produced from the Hydrolysis of PIP₂ That

question 18

Multiple Choice

The second messenger produced from the hydrolysis of PIP₂ that activates the increase of Ca⁺⁺ concentrations in the cytoplasm is:

• A) diacylglycerol (DAG).
• B) phosphatidylinositol (PI).
• C) phosphatidylinositol-4,5-bisphosphate (PIP₂).
• D) inositol-1,4,5-trisphosphate (IP₃).
• E) inositol-1,4-bisphosphate (IP₂).

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