asked 8.8k views
2 votes
As the intensity of exercise increases, the proportion of ______ used to fuel activity increases.

ketones
fat
protein
carbohydrates

2 Answers

3 votes
Your answer is simply carbohydrates
answered
User Charles Watson
by
8.4k points
6 votes
carbohydrates is used as a fuel 
answered
User WillSapgreen
by
7.9k points
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