Anti Bodies
Each IgA antibody molecule consists of

two polypeptide chain and has two antigen binding site
three polypeptide chain and has two antigen binding site
two polypeptide chain and has one antigen binding site
four polypeptide chain and has two antigen binding site

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Anti Bodies
Monoclonal refers to

the binding with same antigenic site with identical binding affinities
a single clone of antibody-producing cells
All of these
all the antibody molecules which are identical

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Anti Bodies
IgE provides

immunity against some parasites
secretions in the body
complement killings of the cells and phagocytosis
All of these

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Anti Bodies
Papain digest IgG into

two Fab fragments and two Fc fragments
two Fab fragments and one Fc fragment
three Fab fragments and two Fc fragments
three Fab fragments and three Fc fragments

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