title: DNA polymerase: evidence for multiple molecular species.
mesh_terms: D002499:Centrifugation, Density Gradient; D011232:Chemical Precipitation; D002850:Chromatography, Gel; D004254:DNA Nucleotidyltransferases / Q000032:analysis*; D004586:Electrophoresis; D004926:Escherichia coli / Q000201:enzymology*; D046911:Macromolecular Substances / Q000032:analysis; D008970:Molecular Weight
chemical_list: D046911:Macromolecular Substances; D004254:DNA Nucleotidyltransferases