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

Variable regions
Only heavy chains
Constant regions
Only light chains

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Anti Bodies
The immunoglobulin fold is

a β-barrel composed of a three- and a four-stranded antiparallel β-sheet
found six times in the IgG molecule
found only in IgG molecules
both (a) and (b)

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Anti Bodies
A polyclonal antibody response

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

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Anti Bodies
The main function of antibodies is to

generate antigens, thus conferring immunization
protect the circulatory system
chemically combine with the antigen which induces it, inactivate the antigen and protect the body from disease
kill all the foreign bodies

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