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12 December, 04:02

Which of the following describes the gas exchange that occurs in the lungs?

A Carbon dioxide enters the body, while oxygen leaves the body.

B Oxygen and carbon dioxide both enter the body.

C Oxygen enters the body, while carbon dioxide leaves the body.

D Oxygen and carbon dioxide both leave the body.

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Answers (2)
  1. 12 December, 04:56
    0
    Well, Oxygen and carbon dioxide both enter your lungs, but CO2 is taken out, so I would go with:

    C. Oxygen enters the body, while carbon dioxide leaves the body.
  2. 12 December, 05:29
    0
    C. Oxygen enters the body, while carbon dioxide leaves the body.
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