title: Comparative genetics of yeast. Communication IX. New genetic systems controlling homothallism in Saccharomyces.
mesh_terms: D000483:Alleles; D002874:Chromosome Mapping; D003433:Crosses, Genetic; D005298:Fertility; D005796:Genes; D008040:Genetic Linkage; D005838:Genotype; D006238:Haploidy; D008540:Meiosis; D009154:Mutation; D012440:Saccharomyces / Q000254:growth & development* / Q000648:ultrastructure; D013172:Spores, Fungal / Q000254:growth & development