The lac operon, which stands for Lactose operon is known as an inducible system. It is the an operon required for the transport and metabolism of lactose some enteric bacteria (Echerichia coli for example). The Lac operon is only activated in the presence of a key molecule. The key molecule is lactose.
From the given options the following best describes the Lac operon:
D. The repressor is freed from the operator when lactose is present.
Answer:
the 3 functions of the skeleton is it allows movement, makes blood cells, and provides protection for the human body.
Explanation:
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Hello love! The answer for your question is D: grass - producer because all energy starts from the producers so the consumers can get energy. Producers are the creators of energy
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1)Which sentence shows the correct verb mood usage?B) If we had another backpack, we were going to carry more food.2)Which sentence is written in conditional mood?C) Go turn off the sprinklers when you finish mowing the lawn.