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NEET 2021 Biology Paper

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Question : 59

Total: 100

The partial pressures (in mmHg ) of oxygen (O2) and carbon dioxide (CO2) at alveoli (the site of diffusion) are:

pO2=104 and pCO2=40
pO2=40 and pCO2=45
pO2=95 and pCO2=40
pO2=159 and pCO2=0.3

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