In E.coli structural gene of lac operon is stimulated in
JACOB and MONAD theory was based on the observation on lactose metabolism in E.coli Cell grown in glucose medium does not contain beta-galactosidase But when cells are transferred to medium containing only lactose, then the enzyme level in the cell increases several thousand foldsRef: DM Vasudevan, 7th edition, page no: 617
Presence of glucose only
Presence of lactose only
Presence of glucose and absence of lactose
Presence of lactose and absence of glucose
Metabolism of nucleic acids