Imagine that you have been transported light years away to another planet with water-filled oceans. This distant planet has a barometric pressure of 1,000 mmHg at sea level and air that contains 15 percent O2. Would you take in much more oxygen, much less oxygen, or about the same amount of oxygen per breath on this planet as you would on Earth?

A. About the same amount of oxygen as on Earth
B. Much more oxygen on the distant planet
C. Much less oxygen on the distant planet


Answer: A

Biology & Microbiology

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