Which of the following can be mutated to result in constitutive expression from the lac operon?
A) lacZ and lacP
B) lacZ and lacI
C) lacO and lacI
D) lacO and lacZ
E) lacI and lacY
Correct Answer:
Verified
Q2: During the attenuation of the trp operon,
Q3: The enzyme β-galactosidase catalyzes what reaction?
A)allolactose →
Q4: You want to design a repressor protein
Q5: Which region of the lac operon would
Q6: In the absence of tryptophan, _.
A)the inactive
Q7: Which structural gene of the lac operon
Q8: Which of these haploid strains produces permease
Q9: The presence of which combination of molecules
Q10: A bacterium is unable to transport lactose
Q11: In the presence of glucose, where is
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