Question
The main type of antibody in the mucous membrane defenses is _______.
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An antibody, also known as an immunoglobulin, is a large Y-shaped protein produced mainly by plasma cells that is used by the immune system to neutralize pathogens such as pathogenic bacteria and viruses. Show more…
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Antibodies: a. are each composed of four heavy and four light chains. b. display a variable end, which determines the antibody's location in the body. c. belonging to the IgE group are the major antibody class in the blood. d. found in large numbers in the mucous membranes belong to class $\lg G$. e. function primarily to identify and bind antigens free in body fluids.
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