Immunological Techniques
Immunoaffinity chromatography can be used in biochemical applications to

break down antibody structure
None of these
break down antigen and analyze quantitatively
purify protein antigen

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Immunological Techniques
What would happen if serum is omitted from the ELISA, but all other steps remain same?

Both (a) and (b)
Anti-human Ig-conjugate would bind non-specifically to the ELISA plate
Anti-human Ig-conjugate would not bind and be washed away
The OD values would be nearly the same as the assay control

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