The Lac Operon Is Regulated by Both a Positive Transcriptional

The lac operon is regulated by both a positive transcriptional control system and a negative transcriptional control system. Under what conditions will both systems operate to stimulate transcription of the lac operon?

A) High glucose and high allolactose
B) Low glucose and low allolactose
C) High glucose and low allolactose
D) Low glucose and high allolactose

Correct Answer:

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