Q. In DNA, nucleotides are covalently joined together by

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Q. What is the name given to the points at which a DNA helix is unwound and new strands develop?

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Q. A nicked RNA molecule can be ligated by

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Q. The tertiary structure of yeast tRNA

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Q. Which of following RNA characteristically contains unusual purines and pyrimidmes?

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Q. The anticodon is a structure on

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Q. The genetic material of retroviruses such as HIV is

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Q. Which of the following is the smallest of the RNAs?

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Q. The mRNA from which of the following would contain a poly-A tail?

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Q. What is the average size (in bp) of a mature t-RNA?

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Q. What modified base is at the 5' extremity of a capped eukaryotic m-RNA?

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Q. What is the function of messenger RNA?

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Q. Retroviruses replicate via __________ intermediate

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Q. During RNA synthesis, the DNA template sequence 5'Tp Ap Gp Cp 3' Would be transcribed to produce which of the following RNA sequence?

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Q. RNA instability in alkaline solutions is due to

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Q. In RNA, uracil pairs with

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Q. Two features of the tRNA molecule associated, in converting the triplet codon to an amino acid, are

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Q. The direction of amino acid transfer to the growing polypeptide chain is

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Q. The pathway of a tRNA during polypeptide elongation on the ribosome is

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Q. Which of the following has unusual bases?

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