The Role of B Cells in Adaptive Immunity Is ________,While

question 18

Multiple Choice

The role of B cells in adaptive immunity is ________,while the role of T cells in adaptive immunity is ________.

• A) to recognize any antigen; to recognize a specific antigen
• B) to recognize a specific antigen; to recognize any antigen
• C) to secrete antibodies in humoral immunity; to attack marked cells in cell-mediated immunity
• D) to attack marked cells in cell-mediated immunity; to secrete antibodies in humoral immunity
• E) to create antigens; to destroy antibodies

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Definitions:

Compound

A substance formed by the chemical combination of two or more elements in a fixed ratio.

Major Constituent

The component present in the greatest amount in a mixture or compound.

Natural Gas

A fossil fuel consisting mainly of methane, used as an energy source for heating, cooking, and electricity generation.

Knocking

A phenomenon in internal combustion engines when fuel burns unevenly, causing vibrations that can damage the engine.