What are the functions of (i) methylated guanosine cap, (ii) poly-A � – InterviewSolution

1.	What are the functions of (i) methylated guanosine cap, (ii) poly-A “tail” in a mature on RNA?
Answer» Methylated Guanine cap helps in binding of mRNA to smaller ribosomal sub-unit during initiation of translation. Poly-A tail provides longevity to mRNA’s life. Tail length and longevity of mRNA are positively correlated.

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