In the same experiment, what would have been the conclusion if all four tubes produced a yellow color when b-ONPG was added?
A) Expression of the lac operon is constitutive whether lacI is functional or not
B) LacI provides the binding site for the repressor
C) LacI encodes a diffusible repressor
D) The researcher added too much b-ONPG
Correct Answer:
Verified
Q5: Allosteric regulation is accomplished by:
A) A small
Q6: Which of the following is found in
Q7: Which cycle would prevail if there were
Q8: Which promoter(s) activate the cII gene?
A) PL
Q8: What is the gene responsible for attenuation
Q9: Enzymes involved in metabolism are most likely
Q13: Regulation of gene expression may occur at
Q14: Which of the following encode polycistronic mRNA?
A)
Q15: Which of the following is not an
Q20: In Jacob, Monod, and Pardee's experiment, how
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