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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Definitions:

Acid-Test Ratio

A financial metric that measures a company's ability to pay its short-term liabilities with its most liquid assets, excluding inventory.

Current Assets

Assets that a company expects to convert into cash, sell, or consume within one year or within the operating cycle, including cash, inventory, and accounts receivable.

Accounts Receivable Turnover

A financial ratio that measures how many times a company collects its average accounts receivable in a period.

Allowance for Bad Debts

A financial accounting technique to estimate and offset the amount of receivables that may not be collected.