In Cell-Mediated Immunity, What Happens Immediately After the Infected Cell

question 69

Multiple Choice

In cell-mediated immunity, what happens immediately after the infected cell displays the antigen-MHC complex?

• A) A virus invades the cell.
• B) Specific T cytotoxic cells are activated.
• C) Effector T cytotoxic cells migrate to the infection site.
• D) Cytokines are released by T helper cells.
• E) Enzymes destroy the target cells.

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Definitions:

Nucleic Acid

Biological macromolecules, such as DNA or RNA, that store genetic information and are involved in the synthesis of proteins.

Protein

Large, complex molecules essential for body structure, function, and regulation of tissues and organs.

Hydroxyl Group

A functional group consisting of an oxygen atom bonded to a hydrogen atom (-OH), common in alcohols and many other organic compounds.

Methane

A greenhouse gas consisting of one carbon atom and four hydrogen atoms, CH4, contributing to global warming.