title: [Basic problems in spontaneous mutation].
mesh_terms: D000818:Animals; D005075:Biological Evolution; D012831:Bombyx; D003090:Coliphages; D004247:DNA / Q000032:analysis; D004330:Drosophila; D004926:Escherichia coli; D006801:Humans; D051379:Mice; D008954:Models, Biological; D009154:Mutation; D009491:Neurospora; D011830:Radiation Effects; D051381:Rats; D012737:Sex Factors; D003313:Zea mays
chemical_list: D004247:DNA