In naturally occurring bacterial systems, tetracycline binding repress – McqOptions

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1.	In naturally occurring bacterial systems, tetracycline binding repressor protein binds in the _____ of tetracycline to the control sequence and _______ transcription.
A.	presence, activates
B.	absence, activates
C.	absence, inactivates
D.	presence, inactivates
Answer» D. presence, inactivates

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