EXTRA CREDIT The bicarbonate system is composed of H2CO3 and… Post author By Anonymous Post date January 9, 2025 Related Posts:A carbonic acid (H2CO3) and bicarbonate (HCO3-)…Extra Credit Question (up to 8 pts in extra credit)…EXTRA CREDIT: You can earn 1 point extra credit for… ← Leukocytes are the _______ of the formed elements, and leuko… → Sensory process at the entry level going to the brain