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Mandarinka [93]
3 years ago
15

What is the role of the respiratory system?

Biology
1 answer:
vladimir1956 [14]3 years ago
4 0

Answer:

The human respiratory system contains the organs that allow us to get the oxygen we need and to remove the waste carbon dioxide we do not need. It contains these parts: two lungs. ... various structures in the chest that allow air to move in and out of the lungs.

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<h2> Slave Economy of Cotton Plantation </h2>

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A grown tiger began its life as a single fertilized egg. Explain why a tiger looks so much different as an adult than it did as
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a. True

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