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

Only heavy chains
Constant regions
Only light chains
Variable regions

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Anti Bodies
Monoclonal refers to

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

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Anti Bodies
Each IgA antibody molecule consists of

four 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
two polypeptide chain and has two antigen binding site

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Anti Bodies
A polyclonal antibody response

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

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