Helper T Cells

question 32

Multiple Choice

Helper T cells

• A)activate B cells and other T cells.
• B)suppress immune reactions.
• C)function in allergic reactions.
• D)directly destroy target cells.
• E)secrete antibodies.

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Definitions:

Subduction Zone

A region of the Earth's crust where one tectonic plate moves under another, often causing volcanic activity.

Island Arc

A curved series of volcanic islands that arise from the ocean floor, typically near a convergence zone between tectonic plates.

Lesser Antilles

A group of islands in the Caribbean Sea, forming part of the boundary between the Caribbean Sea and the Atlantic Ocean, located on the eastern edge of the Caribbean plate.

Transform Faults

Boundaries between tectonic plates where the motion is predominantly horizontal, leading to earthquakes but not creating volcanoes.