Which Statement About Antibodies in the Class IgE Is True

question 115

Multiple Choice

Which statement about antibodies in the class IgE is true?

• A) They are secreted by mast cells in skin.
• B) They differ extensively in amino acid sequences of constant regions.
• C) They are found primarily in saliva and tears.
• D) They have the same general structure as antibodies in class IgA.
• E) They bind to basophils and mast cells, ultimately triggering release of histamine.

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