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2015-06-06T12:13:40+08:00

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Exchange of gases in the respiratory system is what takes place when you inhale and exhale. In short, respiration is the thing that takes place.
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2015-06-06T12:47:21+08:00

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Internally, you need oxygen to oxidize food to provide energy to run the body, and you need to get rid of excess carbon dioxide which would otherwise build up in the blood in the form of carbonic acid.our metabolism produces carbon dioxide and uses oxygen.

it allows gas exchange to take place at a cellular level by taking in oxygen and giving out carbon dioxide.

sa pag kakaalam ko.
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