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8. Humans need oxygen to break down food in order to provide energy for cells. The oxygen needed for this process is delivered by an organ system called the A. respiratory syste…

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asked Oct 12, 2021 49.9k views

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8. Humans need oxygen to break down food in order to provide energy for cells. The oxygen needed for this process is delivered by an organ system called the A. respiratory system. B. lungs. C. digestive system. D. alveolus.

Physics
middle-school

Fallout asked

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Answer: B

Step-by-step explanation: we use lungs to breathe, so we take oxygen by lungs.

Richard Reddy answered Oct 15, 2021

by Richard Reddy

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Answer:

The answer is B. Lungs

Joe D answered Oct 16, 2021

by Joe D

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8. Humans need oxygen to break down food in order to provide energy for cells. The oxygen needed for this process is delivered by an organ system called the A. respiratory syste…

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