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to continually produce energy,your organs need oxygen and the oxygen is carried in your red blood cells.
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some of it I believe is the correct answer for that question
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The bacteria found on roots, mainly on legumes, are related to the nitrogen cycle because nitrogen found in the environment is not usable by many species but because the bacteria can "fix" the nitrogen, it is usable by the plant which in turn it returned into the environment.
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Answer:other dude is correct gimme brainlest
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