12th Class Biology Molecular basis of Inheritance / विरासत का आणविक आधार

  • question_answer 72)
      What are the functions of (i) methylated guanine cap? (ii) poly-A 'tail' in a mature on RNA?

    Answer:

                      (i) Methylated guanine cap helps in binding of mRNA to smaller ribosomal sub-unit during initiation of translation. (i) Poly-A tail provides longevity to mRNA's life. Tail length and longevity of mRNA are positively correlated.


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