Home NEET 2021 The partial pressures (in mm Hg) of oxygen (O2 ) and carbon dioxide (CO 2 ) at alveoli (the site of diffusion) Are [NEET 2021 ] The partial pressures (in mm Hg) of oxygen (O2 ) and carbon dioxide (CO 2 ) at alveoli (the site of diffusion) Are [NEET 2021 ] Ruhul Amin Alig Tags Class 11 | Biology | Chapter 17 | Breathing and Exchange of GasesNEET 2021 Facebook Twitter Whatsapp Newer Older