What is the significance of the difference in oxygen binding affinity between hemoglobin A and hemoglobin F in the context of fetal development?

A It allows for more efficient oxygen transport from mother to fetus ✓
B It enhances the binding of carbon dioxide to hemoglobin in the fetus
C It regulates the expression of genes involved in fetal development
D It has no significant effect on fetal development

Explanation

The difference in oxygen binding affinity between hemoglobin A and hemoglobin F allows for more efficient oxygen transport from mother to fetus, ensuring that the fetus receives sufficient oxygen for growth and development.

Source

Berne and Levy Physiology
Hematology Hematology: Hemoglobin and Oxygen Transport Hematology: Hemoglobin and Oxygen Transport Hard MEDICAL Confidence: high