Biochemistry - Immunological Techniques

Exercise :: Immunological Techniques - Section 1

  • Immunological Techniques - Section 1
6. 

What is the ELISA test intended to measure?

A. Antibody to HIV only
B. Antigen to HIV only
C. Presence of free, circulating virus in the patient
D. Antibodies directed against HLA molecules

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

7. 

Immunoaffinity chromatography can be used in biochemical applications to

A. break down antibody structure
B. purify protein antigen
C. break down antigen and analyze quantitatively
D. none of the above

Answer: Option B

Explanation:

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8. 

Different form of a plasmid, on an agarose gel, after electrophoresis may be in which of the following sequence in decreasing molecular weight?

A. Open circular, super coiled, linear plasmid DNA
B. Linear plasmid, open circular, super coiled plasmid
C. Open circular, super coiled, linear plasmid DNA
D. Open circular, linear plasmid, super coiled plasmid

Answer: Option B

Explanation:

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9. 

In Rocket Immunodiffusion the length of the rocket is

A. proportional to the amount of antibody placed in each well
B. inversely proportional to the amount of antibody placed in each well
C. inversely proportional to the amount of antigen placed in each well
D. proportional to the amount of antigen placed in each well

Answer: Option D

Explanation:

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10. 

Radial Immunodiffusion is similar to

A. double-diffusion
B. gel diffusion
C. Ouchterloney technique
D. all of these

Answer: Option A

Explanation:

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