Physiology Fetal Hb shows high pO2 saturation compared to adult Hb because – A Affinity' to binding to DPG is different in fetal Hb B Right shift to Oxygen dissociation curve C Acidic environment D Cooperative binding 💡 Explanation Fetal Hb shows high pO2 saturation compared to adult Hb because - ✓ Correct Answer: A. Affinity' to binding to DPG is different in fetal Hb