試題詳解

34. Which is NOT true about RNA splicing?
(A) RNA splicing is a form of RNA processing in which a newly made precursor messenger RNA transcript is transformed into a mature messenger RNA.
(B) During splicing, introns are removed and exons are joined together.
(C) Some RNA molecules have the capacity to splice themselves.
(D) During splicing, the intron base pairs with the downstream branch sequencing forms a hairpin before the exon is cut and joined.