Biology : PU-CET (U.G) 2018 Panjab University Entrance Exam With Answers

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33.

The partial pressure of carbon dioxide in the alveolus is approximately :

A: 159 mm of HG
B: 0.3 mm of Hg
C: 40 mm of Hg
D: 100 mm of Hg

The answer is: C

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