title: Riboflavinless mutants of Saccharomyces cerevisiae: the problem of the rib 6 -gene.
mesh_terms: D005453:Fluorescence; D005796:Genes; D005827:Genetics, Microbial; D009154:Mutation; D012257:Riboflavin Deficiency; D012440:Saccharomyces / Q000254:growth & development*; D014466:Ultraviolet Rays