Is the cell's main source of energy.
fat
glucose

protein
calorie

I believe it is glucose because it is broken down from carbohydrates

Cells get energy from eating foods that contain glucose. After, the glucose and oxygen are converted to water using Cellular Respiration. Then we have ATP that stores all the energy.

Hope This Helped! Good Luck!

last time i went to the hospital i brought my ps4. maybe read a book.

answer; training;