Explanation:
The lac operon
When lactose is present, bacteria need the enzymes to break it down. But if no lactose is present, bacteria do not need to waste resources making enzymes to break down a sugar that isn't there. Like a switch, the operon is turned on when the enzymes are needed.
The statements that are true concerning living organisms and how they acquire energy are;
- Cells, the basic unit of life, cannot survive on their own. Instead, all living organisms must obtain and use energy to live.
- The daily food consumption of an organism provides the energy to support all the metabolic process required for the organism to live.
<h3>What is are Living organisms?</h3>
Living organisms can be regarded as organisms that posses characteristics such as the ability to move and reproduce.
However, they acquire useful energy in different ways,and daily food consumption of an organism provides the energy to support all the metabolic process.
Learn more about Living organisms at:
brainly.com/question/2673869