Immunological Techniques
Agarose gel electrophoresis and pulsed field gel electrophoresis may be used to resolve respectively

2000 kb and 20kb DNA
1000 kb and l0kb DNA
10 kb and 1000 kb DNA
20 kb and 2000 kb DNA

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Immunological Techniques
What would happen if the anti-human Ig-conjugate is not washed free of the well before the substrate is added?

None of these
The ELISA would not develop when the substrate was added
The ELISA would develop normally
All wells would show uniform over-development due to unbound and excess anti-human Ig enzyme conjugate

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Immunological Techniques
In Rocket Immunodiffusion the length of the rocket is

inversely proportional to the amount of antibody placed in each well
proportional to the amount of antibody placed in each well
inversely proportional to the amount of antigen placed in each well
proportional to the amount of antigen placed in each well

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