M.Sc. Bio-Chemistry (PU-CET P.G) 2021 Panjab University Entrance Exam With Answers

Practice Mode:
14.

After releasing O2 at the tissues, hemoglobin transports

A: CO2 and protons to the lungs
B: O2 to the lungs
C: CO2 and protons to the tissue
D: Nutrients

The answer is: A