asked 41.7k views
3 votes
Most of the body's heat results from

a. physical exertion.
b. the surrounding environment, such as sunlight.
c. chemical reactions occurring in cells.
d. the activity of the heart.

1 Answer

3 votes
Chemical reaction occurring in cells.
Cells use up the food to make energy. Heat is also released during the process...
So, 'chemical reactions occuring in cells' is the right answer.
answered
User LMaker
by
7.6k points
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