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