Immunological Techniques
The competitive immunoassay can be used

to detect very small amounts of antigen
to detect antibody associated with allergies (IgE)
both (a) and (b)
commonly to detect trace amounts of drugs.

ANSWER DOWNLOAD EXAMIANS APP

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

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

ANSWER DOWNLOAD EXAMIANS APP