Anti Bodies
Antigenic determinants bind to which portions of an antibody?

Only light chains
Constant regions
Only heavy chains
Variable regions

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Anti Bodies
Monoclonal refers to

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

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Anti Bodies
IgE provides

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

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Anti Bodies
Each IgA antibody molecule consists of

three polypeptide chain and has two antigen binding site
two 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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