In the Jacob Monod merozygote experiment,what was indicated by the presence of a yellow color when b-ONPG was added?
A) Expression of the lac operon is constitutive whether lacI is functional or not.
B) Beta-galactosidase was present.
C) The lac operon was completely turned off.
D) The researcher added too much b-ONPG.
Correct Answer:
Verified
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