The Protein Leptin

question 16

Multiple Choice

The protein leptin

• A) is produced by cells of the hypothalamus.
• B) signals the brain about the status of body fat reserves.
• C) is found in lower-than-normal levels in most obese humans.
• D) serves as a positive feedback signal to the brain to limit food intake.
• E) is an environmental toxin that accumulates in body fat.

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Definitions:

Additional Paid-In Capital

The excess amount paid by investors over the par value of the stock during the issuance of shares.

Treasury Stock

Securities that were initially distributed to the public but later repurchased by the issuer, thus lowering the volume of shares in circulation.

Stockholders' Equity

The residual interest in the assets of a corporation after deducting its liabilities, representing the ownership interest held by stockholders.