Answer:
1, 2, 3, 4, 5 is the correct answer.
Explanation:
Cerebrospinal fluid is present in the spinal cord and it encompasses the brain.
The main functions of the Cerebrospinal fluid are
- To protect the brain and spinal cord from shock.
- To provide nutrients to a nervous system.
- To remove the waste products from a cerebral metabolism.
- To filter the chemicals from the blood.
- It controls constant pressure between the brain and skull.
- It regulates the pH homeostasis.
- It provides the brain to control its density.
Photosynthesis; light dependent and light independent reactions
Answer:
Sunlight
Explanation:
Because you need oxygen carbon dioxide water sunlight and energy to process the cycles
The primary function of the lymphatic system<span> is to transport </span>lymph<span>, a fluid containing infection-fighting white blood cells, throughout the body. The </span>lymphatic system<span> primarily consists of </span>lymphatic<span> vessels, which are similar to the circulatory </span>system's<span> veins and capillaries.</span>
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.