title: Is DNA polymerase I necessary for most UV-induced mutation from tryptophan auxotrophy in Escherichia coli B/r WP2?
mesh_terms: D004256:DNA Polymerase I / Q000378:metabolism*; D004259:DNA-Directed DNA Polymerase / Q000378:metabolism*; D004926:Escherichia coli / Q000201:enzymology* / Q000528:radiation effects; D009154:Mutation; D010641:Phenotype; D014364:Tryptophan / Q000378:metabolism*; D014466:Ultraviolet Rays
chemical_list: D014364:Tryptophan; D004256:DNA Polymerase I; D004259:DNA-Directed DNA Polymerase