title: The REH theory of protein and nucleic acid divergence: a retrospective update.
mesh_terms: D005075:Biological Evolution; D008954:Models, Biological; D009154:Mutation; D009696:Nucleic Acids / Q000235:genetics*; D000069497:Origin of Life; D011506:Proteins / Q000235:genetics*; D013223:Statistics as Topic
chemical_list: D009696:Nucleic Acids; D011506:Proteins