Q. Number of hydrogen bonds that form between U and A in a Watson-Crick base pair interactions?

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Q. Repressors bind to

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Q. RNA primer is removed from the Okazaki fragment by

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Q. Binding of the prokaryotic DNA dependent RNA polymerase to promoter site is inhibited by

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Q. Which of the following statements regarding splicing in eukaryotes is correct?

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Q. Which of the following is not involved in the post transcriptional processing of t-RNA?

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Q. Incorrect statement about m-RNA

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Q. The first nucleic acid synthesizing enzyme discovered is

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Q. 70S prokaryotic ribosome is the complex of

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Q. 80S eukaryotic ribosome is the complex of

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Q. The main function of t-RNA is

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Q. One of the following best describes the cap modification of eukaryotic mRNA

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Q. The largest class of introns which are found in nuclear mRNA primary transcript is

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Q. Which type of splicing reaction requires a guanine nucleoside or nucleotide cofactor that is not used as a source of energy?

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Q. An example of RNA-dependent DNA polymerase is

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Q. Reverse transcriptase does not catalyze

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Q. Which of the following are not DNA viruses?

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Q. Which of the following statements about viruses is true?

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Q. The enzyme used in the formation of cDNA from mRNA is

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Q. Which of the following solves the problem of shortening of chromosomes in each cell cycle?

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