In human beings, `CO_(2)` concentration in the imspired and expired air is respectively

In human beings, `CO_(2)` concentration in the imspired and expired air is respectively
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In human beings, `CO_(2)` concentration in the imspired and expired air is respectively A. 0.03% and 5.3% B. 0 ... C. 0.04% and 3.0% D. 0.03% and 4.0%
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