One interesting and surprising finding regarding the regulation of the ara operon is that it is under both positive and negative control. what protein is responsible for the dual action of this operon?

The appropriate response is AraC. In the bacterium Escherichia coli, the AraC protein decidedly and adversely manages articulation of the proteins required for the take-up and catabolism of the L-arabinose.

I hope the answer will help you. 

Ascience cannot answer religious question

Ithink is    record the line that the bottom of the meniscus touches. tell me if it is correct