Each type of pre-mrna processing has one or more important functions. match the function with the appropriate type of processing. types of processing: addition of 5' cap, addition of poly (a) tail, rna splicing, rna editingoptions: a-alters nucleotide sequence in exonsb-assists mrna in binding to the large ribosomal subunitc-removes non-coding regions from pre-mrnad-stabilizes mrna at the end adjacent to the start codone-assists in rna splicingf-constructs multiple products from a single geneg-enables movement of mrna out of the nucleus