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

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

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Anti Bodies
Antibodies in the human immune system can identify approximately 108 different molecules Which one of the following is correct?

This diversity is generated from 108 different immunoglobin genes
Many of these molecules are self-antigens
Most of these antibodies recognize small organic molecules
Most of these antibodies recognize proteins

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