Which of the following post-transcriptional modifications results in functional mRNA?
A) the addition of introns at the 5' end
B) the addition of exons at the 3' end
C) the addition of a methylated guanine at the 5' end and a poly-A tail at the 3' end
D) the addition of introns at the 3' end and a poly-A tail at the 5' end

Question

Quizplus · Accepted Answer

The Answer of Which of the following post-transcriptional modifications results in functional mRNA?
A) the addition of introns at the 5' end
B) the addition of exons at the 3' end
C) the addition of a methylated guanine at the 5' end and a poly-A tail at the 3' end
D) the addition of introns at the 3' end and a poly-A tail at the 5' end

Which of the Following Post-Transcriptional Modifications Results in Functional MRNA