The origin of life and the evolution of macromolecules.
D005075:Biological Evolution; D012321:DNA-Directed RNA Polymerases / Q000502:physiology; D005815:Genetic Code; D006860:Hydrogen Bonding; D046911:Macromolecular Substances; D009696:Nucleic Acids / Q000502:physiology; D000069497:Origin of Life; D013698:Templates, Genetic
D046911:Macromolecular Substances; D009696:Nucleic Acids; D012321:DNA-Directed RNA Polymerases