Answer:
e. binds to an inducer to activate it.
Explanation:
An active repressor binds to the operator (operon) to either block or start transcription. Some of these proteins are needed routinely, while others are needed only under certain circumstances. For instance, lactose in the lac operon will turn the gene off if the active repressor protein binds to it.
The answer is photosynthesis
1 mile.
Since he walks at a speed of 2 miles per hour, he will have only walked 1 mile after walking for half of an hour.
What exactly is the question here
Wdym? what can be treated?