Answer:
1) CARBON DIOXIDE AND WATER
Explanation:
<span> Archaea, Bacteria, and Eukarya. hope this helps!</span>
Answer:
it keeps them alive and unseen by their enemies. keeps them from getting eaten
If a researcher electrically stimulates the reticular formation in an animal, the animal will immediately wake up and be alert. Its purpose is to have some control of sensory signals and thus has the ability to alert the body when it is tired or needs to be awake.