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Breathing and Exchange of Gases
Breathing and Exchange of Gases
Hard
Question
human beings, CO
2
concentration in the inspired and expired air is respectively
Options
A.
0·03% and 5·3%
B.
0·4% and 5·0%
C.
0·04% and 3·0%
D.
0·03% and 4·0%
Solution
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Breathing and Exchange of Gases
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