Surely we can switch off for a little while like a half hour and be fine why does everything just immediately fail if we don’t get oxygen? It’s such a design flaw. What is it actually doing to me that is so necessary I need it constantly?
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This actually raises in interesting question. Anaerobic bacteria exist and predate aerobic metabolism. So is our aerobic metabolism necessary for complex, multi-cellular life or just “it happened that way because it happened that way”?
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