Anti Bodies
Cleavage of an IgG molecule by a specific protease can produce

an antigen-binding site and two constant regions
an inactive mixture of oligopeptides
two heavy chain-light chain dimers
two Fab fragments and one Fc fragment

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Anti Bodies
Type A blood

contains type B antigens on the surface of red blood cells
can be used to donate to type B individuals
can always be used to donate to an Rh+ individual
can be used to donate to type AB individuals

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Anti Bodies
IgE provides

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

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Anti Bodies
The main function of antibodies is to

protect the circulatory system
generate antigens, thus conferring immunization
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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