Q. In SOS repair system cleavage of LexA and UmuD is mediated by ___________

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Q. What are the two fundamental components of NHEJ?

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Q. NHEJ is ubiquitin independent in eukaryotic organisms.

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Q. In the following compounds which are involved in nucleotide excision repair?

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Q. Which of the following properties is improved by site directed mutagenesis?

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Q. What is the formula for annealing temperature for polymerase chain reaction primer?

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Q. What is the function of Dpm I endonuclease in Tm method of site directed mutagenesis?

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Q. Which phage is used in oligonucleotide directed mutagenesis?

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Q. Write down the name of scientist who has discovered the method of site directed mutagenesis?

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Q. Which two genes are absent in the E. coli strain CJ236?

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Q. Which polymerase is used in PCR based mutagenesis?

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Q. Homologous recombination in germ cells occur in the ____________ phase.

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Q. The frequency of crossing over between two genes on the same chromosome is independent of their position.

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Q. When two genes on a chromosome are inherited without any record of recombination the genes are said to be ____________

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Q. Homologous recombination does not provide ____________

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Q. Recombination regulates the function of genes.

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Q. What is strand invasion?

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Q. What is the holiday junction?

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