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Romashka-Z-Leto [24]
3 years ago
15

which best explains how the human body obtains energy from food A.by inhaling oxygen into the lungs. B.by exhaling carbon dioxid

e. C.by removing dangerous wastes. D.by breaking chemical bonds
Biology
2 answers:
grigory [225]3 years ago
5 0

Answer: D.by breaking chemical bonds

Explanation:

The human beings are complex organisms which obtains energy by breaking the chemical bonds present in the food. The food we eat is composed of complex molecules of carbohydrates, fats and proteins which are digested by the fluids present in the stomach. The chemical bonds present between the molecules and atoms are broken during digestion process into simple substances which can be digested and absorbed by the body easily to obtain energy.

Lerok [7]3 years ago
4 0

by breaking and reforming chemical bonds

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