• Question: why do we breath oxygen?

    Asked by emeraldtail to Martin on 13 Mar 2018.
    • Photo: Martin Lindley

      Martin Lindley answered on 13 Mar 2018:

      well that’s a good question

      a long long time ago…..millions and millions of years ….life on earth started using oxygen to create energy…..we still use the same pathways inside our body to create energy from oxygen that they started millions of years ago

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