Which Lymphocytes Lack Specificity for Antigen and Attack Cancer Cells

question 16

Multiple Choice

Which lymphocytes lack specificity for antigen and attack cancer cells and virus-infected cells?

• A) Suppressor T cells
• B) Natural killer (NK) cells
• C) Cytotoxic T cells
• D) Delayed hypersensitivity T cells
• E) Helper T cells

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Definitions:

Collateralized Debt Obligation

A complex structured finance product that pools together cash flow-generating assets and repackages this asset pool into tranches that can be sold to investors.

CDO

Collateralized Debt Obligation, a type of structured asset-backed security (ABS) with multiple tranches that is issued by special purpose entities and collateralized by debt obligations.

Zero-Coupon Bond

A bond that does not pay periodic interest payments and is instead issued at a significant discount to its face value and pays its full face value at maturity.

Yield To Maturity

The total return anticipated on a bond if it is held until its maturity date, taking into account its current market price, par value, coupon interest rate, and time to maturity.