Q. Treatment with exonuclease leads to removal of ____________

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Q. Adsorption onto a solid phase support followed by elution is used as an alternative for separation of which component?

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Q. Which of the following components bind to the solid column made of silica, under high salt concentration?

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Q. Purification of DNA by using silica derivatized groups by DEAE is termed as ____________

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Q. Which of the following is correct with respect to caesium chloride centrifugation?

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Q. Which of the following components settles at the bottom?

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Q. The location of plasmid DNA can be visualized by addition of:

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Q. Which one of the following will travel fastest through the gel if the amount of DNA present is same in all?

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Q. How is the size of molecules under analysis measured?

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Q. Gel matrices are generally of two types Agarose and Polyacrylamide. Which of the statements is correct with respect to agarose gels?

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Q. Polyacrylamide gels are the other types of gels which are commonly used. Which of the following statement is not correct with respect to these types of gels?

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Q. If the amount of agarose added is more, the molecular under analysis should have the following characteristic:

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Q. In the case of electrophoresis of single stranded DNA or RNA, which type of gels are used?

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Q. At times, a specific fragment of the molecules of DNA which are analyzed needs to be separated. One of the methods is digesting the gels simply. Which of the following statement is not correct in with respect to it?

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Q. UV shadowing is used at times for visualising the DNA. Which of the statements is correct for it?

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Q. The greatest separation is obtained in which portion of the gel?

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Q. Which of the statements is correct for non uniform separation obtained other than the conventional one?

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Q. How can gradient in the field strength be obtained?

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Q. If the molecules to be separated are larger than the size for conventional electrophoresis, which type of gels can be used?

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Q. Which of the following statement is correct for the method of separation of large molecules?

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