Use or in Blank Place to Indicate Whether the Given

question 19

Multiple Choice

Use or in blank place to indicate whether the given object is an element of the given set.

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Definitions:

IgA

Immunoglobulin A, a type of antibody that plays a critical role in the immune function of mucous membranes.

IgE

Immunoglobulin E, a class of antibodies produced by the immune system that plays a key role in allergic reactions.

Acquired Immunodeficiency Syndrome

A chronic, potentially life-threatening condition caused by the HIV virus, which damages the immune system.

Abbreviation

An abridged version of a word or phrase.