title: Intracellular competition for a mismatch recogition system and marker-specific rescue of transforming DNA from inactivation by ultraviolet irradiation.
mesh_terms: D004269:DNA, Bacterial; D005827:Genetics, Microbial; D006579:Heterozygote; D011831:Radiation Genetics; D013296:Streptococcus pneumoniae; D014170:Transformation, Genetic / Q000528:radiation effects*; D014466:Ultraviolet Rays
chemical_list: D004269:DNA, Bacterial