title: A bacterial DNA with a difference in thymine content in the complementary strands.
mesh_terms: D001412:Bacillus subtilis; D055598:Chemical Phenomena; D002621:Chemistry; D004269:DNA, Bacterial / Q000032:analysis*; D013941:Thymine; D014461:Ultracentrifugation
chemical_list: D004269:DNA, Bacterial; D013941:Thymine