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3 votes
Which nutrient serves as a major source of energy?

proteins
fats
carbohydrates
vitamins

2 Answers

4 votes
Proteins serve as a major source of energy
User Scott Gigante
by
6.5k points
1 vote
The answer is carbohydrates because they are sugar, and when sugar are in contact with the mitochondria it will make sugar into ATP which means energy