Anti Bodies
A polyclonal antibody response

is produced by several B cells recognizing different pitopes on the same antigen
occurs during the lag phase of the immune response
is produced only in response to polymeric antigens
violates clonal selection

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Anti Bodies
Each IgA antibody molecule consists of

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
three polypeptide chain and has two antigen binding site

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