Question

multiple choice question
cells require a steady supply of energy which is largely provided by ___.
o minerals
o protein
o vitamins
o carbohydrates

Explanation:

Carbohydrates are the main energy - source for cells. They are broken down during cellular respiration to release energy in the form of ATP. Minerals, proteins, and vitamins have other important functions in the body but are not the main energy - providing substances for cells.

Answer:

D. carbohydrates