title: Master regulatory loci in yeast and lambda.
mesh_terms: D010582:Bacteriophage lambda / Q000235:genetics*; D003001:Cloning, Molecular; D003433:Crosses, Genetic; D005800:Genes, Fungal; D005809:Genes, Regulator; D005814:Genes, Viral; D008938:Mitosis; D012441:Saccharomyces cerevisiae / Q000235:genetics*