Immunological Techniques The IPTG is a gratuitous inducers of (β-galactosidase, and x-gal is a chromogenic substrate. When α-complementation occurs which colour is produced? Blue Brown No colour is produced White Blue Brown No colour is produced White ANSWER DOWNLOAD EXAMIANS APP
Immunological Techniques Which of the following is an immunoelectrophoresis technique? Two-dimensional immunoelectrophoresis Both (a) and (b) Counterimmunoelectrophoresis Coimmunoelectrophoresis Two-dimensional immunoelectrophoresis Both (a) and (b) Counterimmunoelectrophoresis Coimmunoelectrophoresis ANSWER DOWNLOAD EXAMIANS APP
Immunological Techniques What is approximatively the half life of 32-Phosphorus? 28 days 42 days 30 days 14 days 28 days 42 days 30 days 14 days ANSWER DOWNLOAD EXAMIANS APP
Immunological Techniques Which of the following is a positively charged matrix for ion exchange chromatography? Phosphocellulose None of these DEAE cellulose CM cellulose Phosphocellulose None of these DEAE cellulose CM cellulose ANSWER DOWNLOAD EXAMIANS APP
Immunological Techniques An antigen preparation and an antibody preparation are tested by immunodiffusion. Three bands are found, indicating that the antibody was impure the temperature was too high there was more than one antigen there was one antibody and one antigen the antibody was impure the temperature was too high there was more than one antigen there was one antibody and one antigen ANSWER DOWNLOAD EXAMIANS APP
Immunological Techniques What would happen if the anti-human Ig-conjugate is not washed free of the well before the substrate is added? The ELISA would develop normally The ELISA would not develop when the substrate was added All wells would show uniform over-development due to unbound and excess anti-human Ig enzyme conjugate None of these The ELISA would develop normally The ELISA would not develop when the substrate was added All wells would show uniform over-development due to unbound and excess anti-human Ig enzyme conjugate None of these ANSWER DOWNLOAD EXAMIANS APP
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