The partial pressures (in mm Hg ) of oxygen and carbon dio… | CGP Edu

Biology Breathing and Exchange of Gases Previous Year Questions Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 21, 2026

The partial pressures (in mm Hg ) of oxygen and carbon dioxide at alveoli (the site of diffusion) are:

A

and

B

and

C

and

D

and

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