| This girl has an assignment on the respritory sytem |
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 | sir do you know what the respritory system is | |
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| hold on im looking it up | |
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| how long is it going to take | |
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| just a minute | |
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| okay..... | |
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| living things that have more than one cell need oxygen for their cell. some have simple ways of getting it. Human bodies are not simple. the respritory ystem gets oxygen from the air and brings it into your lungs.the blood takes it in and transport it everywhere else. | |
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