Biology, asked by intekhabansari18, 9 months ago

why do we need oxygen for breathing?​

Answers

Answered by aachhu007
0

Answer:

Hi,

Oxygen fuels our cells and helps provide the basic building blocks that our bodies need to survive. Our cells combine oxygen with nitrogen and hydrogen to produce various proteins that build new cells.

:)

Explanation:

Answered by janrozy236
1

Answer:

Oxygen helps us to break down food to give energy.

Explanation:

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