Q. The second transesterification reaction occurs between __________

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Q. The transesterification reaction is ATP independent.

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Q. In trans-splicing the excised intron forms a lariat structure.

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Q. Splicosome comprises of ______________

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Q. Splicosome is a proteinaceous enzyme.

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Q. “snurps” are made of ____________

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Q. Which of the following is not a function of snRNPs?

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Q. 5’ splice site is recognized by which of the following type of RNA present in the splicosome?

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Q. Which of the following splicosomal RNAs does not take part in the 5’ site splicing of the intron?

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Q. Which of the following component of splicosome recognizes the 3’ splice site?

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Q. Which of the following proteins is correctly paired to its function?

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Q. Which of the following is not involved in creating the early splicosome complex?

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Q. The binding of U2 snRNP is aided by BBP and thus promotes 5’ site splicing.

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Q. Which three snRNPs together make the tri-snRNP particle?

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Q. Which of the following pairs is held together by the complementary base pairing in the B complex of splicosome?

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Q. Which of the following complexes produces the active site of the splicosome?

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Q. Formation of the active site only in the C complex is a necessity for avoiding wrong splicing.

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Q. Rearrange the order of the steps in the splicing mechanism.

i) Transesterification of 3’ splice site
ii) Formation of lariat complex
iii) Formation of active site
iv) Release of snRNPs

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Q. Group II introns are spliced by the splicosome complex.

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Q. The branch point site conserved sequence for group II intron is ___________

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