Multiple Choice
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
Correct Answer:
Verified
Q23: Which of the following is found in
Q25: Allosteric regulation is accomplished by:<br>A) A small
Q27: The term enzyme adaptation is used to
Q28: A gene is inducible and under negative
Q28: A bacterium is transformed with two plasmids,
Q29: Which cycle would prevail if there were
Q30: If CAP could not bind to its
Q32: What stem-loop conformations favor attenuation?<br>A) 1-2<br>B) 1-2
Q32: In the lac operon, the operator site
Q36: If a bacteria is placed in an