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

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Q. In Rocket Immunodiffusion the length of the rocket is

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Q. Radial Immunodiffusion is similar to

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Q. Agarose a porous matrix used in various molecular biology technique is made by repetitive units of

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Q. What radioactive molecule is used to end-label an oligonucleotide?

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Q. Which of the following radioactive element is generally involved in RIA?

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Q. What is approximatively the half life of 32-Phosphorus?

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Q. Rocket Immunodiffusion is also known as

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Q. Immunoelectrophoresis techniques are designed to separate the mixture components from each other by using electrophoresis

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Q. Which of the following is a positively charged matrix for ion exchange chromatography?

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Q. Which of the following is an immunoelectrophoresis technique?

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Q. DNA- footprinting is a suitable technique for identifying which of the following?

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

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Q. RAST test (radio allergosorbent test) is often used to detect

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

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Q. An antigen preparation and an antibody preparation are tested by immunodiffusion. Three bands are found, indicating that

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Q. Agarose gel electrophoresis and pulsed field gel electrophoresis may be used to resolve respectively

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Q. The IPTG is a gratuitous inducers of (β-galactosidase, and x-gal is a chromogenic substrate. When α-complementation occurs which colour is produced?

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Q. The competitive immunoassay can be used

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Q. Which of the following is an immunodiffusion test?

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