title: [2-step excitation of the bases composing DNA and RNA biopolymers].
mesh_terms: D001704:Biopolymers; D004247:DNA / Q000528:radiation effects*; D007834:Lasers; D009711:Nucleotides / Q000528:radiation effects*; D010777:Photochemistry; D010957:Plasmids / Q000528:radiation effects; D011789:Quantum Theory; D012313:RNA / Q000528:radiation effects*; D014466:Ultraviolet Rays
chemical_list: D001704:Biopolymers; D009711:Nucleotides; D012313:RNA; D004247:DNA
vernacular_title: Dvukhstupenchatoe vozbuzhdenie osnovaniĭ v sostave biopolimerov DNK i RNK.