Q. The main buffer system of the human blood is

  • (A) H2CO3 - CO32-
  • (B) H2CO3 - HCO3
  • (C) CH3COOH - CH3COO-
  • (D) NH2CONH2 - NH2CONH+
✅ Correct Answer: (B) H2CO3 - HCO3

Published by Ram Sharma ⭐ 193.88K Points at 21-Jan-2022 08:21 pm in Biology

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