Question: 6) For each of the E. coli strains containing the lac operon
alleles listed, indicate whether the…
6) For each of the E. coli strains containing the lac operon
alleles listed, indicate whether the strain is inducible,
constitutive, or unable to express β-galactosidase and permease.
Provide an explanation for your prediction.
A. I − O+ Z+ Y−
B. I + O+ Z+ Y+ /I − Oc Z+ Y−
C. I s O+ Z+ Y+ / I − O+ Z+ Y−
D. I + O+ Z− Y+ /I + Oc Z+ Y+
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