This step occurs by transesterification ... without disrupting the function of the old gene. Our knowledge of RNA splicing is quite new. Nonetheless, because nearly all eukaryotes have introns ...

Overview of RNA repair – There is an emerging appreciation of the existence of ... repairs the ends of the broken tRNA half-molecules. The healing and sealing steps of yeast/plant tRNA splicing ...

Northern blotting and hybridization are used to study gene expression by detecting RNA species of interest, and to identify alternate RNA splicing patterns. It is analogous to Southern blotting ...