M.Sc. Bio-Chemistry (PU-CET P.G) 2018 Panjab University Entrance Exam With Answers

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58.

The Eukaryotic mRNA are capped at 5’end having unusual linkage.This linkage is represented as;

A: 7-methyl guanosine joined to 5’ end through 5’ 5’- diphosphate linkage
B: 7-methyl guanosine joined to 5’ end through 5’ 5’- triphosphate linkage
C: 7-methyl guanosine joined to 3’ end through 3’ 5’- triphosphate linkage
D: 7-methyl guanosine joined to 3’ end through 3’ 5’ - diphosphate linkage

The answer is: B

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