What are the functions of i. methylated guanosine cap and ii. poly-A – InterviewSolution

1.	What are the functions of i. methylated guanosine cap and ii. poly-A tail in a mature mRNA?
Answer» Methylated guanosine 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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