Which term refers to all areas of earth where life exists?

Many people try to eliminate fat from their diets. which is one reason it is necessary for humans to eat fat? a. eating fat is the fastest way to get energy. b. fat eliminates triglycerides from the body. c. saturated fats clear out the blood vessels. d. fat nerves transmit signals. , this is for apex in summer school.

What is the name of the two satelites on mars

Idon’t know the answer and i’ve been stuck on it for a while now skskskskks