Answer:
Letting go of regrets and past decision.
Explanation:
<span>Assuming that this is referring to the same list of options that was posted before with this question, it is the "sun" that is inexhaustible. Of course technically even the sun will burn out someday, but that won't happen for billions of years. </span>
The most important thing is to try and extinguish a fire if a fire extinguisher is near. If not, they second most important thing is to rush out of the lab using the fire escape route and call the local fire department which will then handle the situation.
Answer:
Encloses specific structures.
Explanation:
The plasma membrane, also referred to as the cell membrane, has the job of keeping all the cell structures inside the cell protected and enclosed.
A) Villi are useful in providing more surface area!
