Q. Which of the following enzymes in bacteria are responsible for restricting the growth of viruses?

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Q. EcoR1 exhibits a two-fold rotational symmetry.

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Q. Which enzyme is used to join together two different types of DNA molecules?

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Q. The first recombinant DNA molecule was synthesized in the year ______________

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Q. Which observation was made by Avery, Macleod, and McCarty?

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Q. Recombinant plasmids are added to a bacterial culture that has been pretreated with _________________ ions.

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Q. Bacteriophage Lambda is a major cloning vector.

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Q. Polymerase chain reaction (PCR) was invented by ______________________

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Q. Taq polymerase is a ________________________ polymerase.

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Q. The temperature cycles in a polymerase chain reaction are in the order __________________

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Q. Which enzyme is active at 72° in the polymerase chain reaction?

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Q. PCR can generate large amounts of DNA.

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Q. Molecular beacons are short ____________________

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Q. When was the nucleotide sequence of a viral genome first elucidated?

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Q. DNA libraries are collection of ______________________

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Q. cDNA libraries are produced from ______________________

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Q. The endonuclease HaeIII recognizes ______________________ sequence.

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Q. Which of the following can be used to clone DNA sequence of size larger than 25 kb?

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Q. Bacterial artificial chromosomes are the __________________ of bacterial cells.

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Q. Viral-mediated gene transfer is called _______________

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