title: The relation between the direction and mechanism of polymerization.
mesh_terms: D000085:Acetates / Q000378:metabolism; D002241:Carbohydrates / Q000096:biosynthesis; D002247:Carbon Isotopes; D004261:DNA Replication; D005815:Genetic Code; D005964:Glucosyltransferases / Q000096:biosynthesis; D007651:Keto Acids / Q000096:biosynthesis; D008025:Ligases / Q000378:metabolism; D009696:Nucleic Acids / Q000096:biosynthesis*; D010455:Peptides; D011095:Polyethylenes / Q000138:chemical synthesis; D014176:Protein Biosynthesis; D012316:RNA Nucleotidyltransferases / Q000378:metabolism; D013729:Terpenes / Q000096:biosynthesis
chemical_list: D000085:Acetates; D002241:Carbohydrates; D002247:Carbon Isotopes; D007651:Keto Acids; D009696:Nucleic Acids; D010455:Peptides; D011095:Polyethylenes; D013729:Terpenes; D005964:Glucosyltransferases; D012316:RNA Nucleotidyltransferases; D008025:Ligases