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Question : What are the functions of (i) methylated guanasine cap, (ii) poly-A "tail" in a mature on RNA ?

Answer»

Solution :Methylated Guanine cap helps in binding of ml 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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