The genetic basis of hyper-synthesis of beta-galactosidase.
D002875:Chromosomes; D004926:Escherichia coli; D005696:Galactosidases; D001616:beta-Galactosidase
D005696:Galactosidases; D001616:beta-Galactosidase
CHROMOSOMES; ESCHERICHIA COLI; GALACTOSIDASE