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Kisachek [45]
3 years ago
11

What is the function of oxygen in the human body? In other words why do we need lit?/?

Biology
1 answer:
Sonja [21]3 years ago
3 0

Your body cells use the oxygen you breathe to get energy from the food you eat. This process is called cellular respiration. During cellular respiration the cell uses oxygen to break down sugar. Breaking down sugar produces the energy your body needs.

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