Q. How the plasmid clones can be screened?

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Q. How many restriction sites are contained by a plasmid?

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Q. Who were the scientists who discovered the plasmid pBR322?

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Q. Under relaxed conditions how many copies of plasmid are present in the cell?

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Q. What is the length of the polylinker segment of plasmid?

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Q. The full for of pUC is polylinker university cloning.

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Q. The host bacterium takes up a plasmid in presence of ______________

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Q. What is the temperature at which bacteria can takes up the plasmid?

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Q. Which gene in the pUC18 vector confers antibiotic resistance to the transformed cells?

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Q. What is the characteristic of lacZ gene of pUC18 vector among the following?

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Q. Which one of the following is the first engineered plasmid vector?

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Q. What is the expanded form of pBR in pBR322?

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Q. What is incorrect about plasmid?

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Q. The repressor for the β-galactosidase gene is encoded by ___________

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Q. Transformation involves the uptake of _____________

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Q. What is conjugation?

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Q. What is transduction?

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Q. In which year Frederic Griffith discovered transformation?

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Q. During Frederick Griffith’s experiments what type of colonies were generated by the capsulated pneumococci?

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Q. What is the function of the capsule of the bacterial cells?

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