Which One of the Following Is NOT True of the Constant

question 33

Multiple Choice

Which one of the following is NOT True of the constant (C) regions of antibodies?

• A) The constant regions are the same or nearly the same on all antibodies of a given class.
• B) The constant regions form the "stem" of an antibody.
• C) The constant regions determine the specific type of antibody class formed.
• D) The constant regions form an antigen-binding site.
• E) The constant regions determine how an antibody class will carry out its immune role.

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