title: Alternatives for splicing: recognizing the ends of introns.
mesh_terms: D000818:Animals; D001483:Base Sequence; D002467:Cell Nucleus / Q000502:physiology*; D005796:Genes; D008970:Molecular Weight; D009694:Nucleic Acid Precursors / Q000235:genetics*; D012313:RNA / Q000235:genetics; D012332:RNA, Heterogeneous Nuclear / Q000235:genetics; D012333:RNA, Messenger / Q000235:genetics
chemical_list: D009694:Nucleic Acid Precursors; D012332:RNA, Heterogeneous Nuclear; D012333:RNA, Messenger; D012313:RNA