Question

we take oxygen all know then why we release co2?

Answer 1

Answer:

After we take a breath, the lungs transfer oxygen to our blood to be transported all over our bodies to help our cells work. ... With sugars and oxygen, our cells can create the energy they need to function. This process also produces carbon dioxide.

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Answer 2

Explanation:

when we take oxygen.through the process respiration we take glucose and oxygen and release carbon dioxide,water and energy

water and energy is used in our body

but carbon dioxide is not used in our body so we release it...