Gynaecology & Obstetrics Test used to differentiate between maternal and fetal blood in a given sample:(AIIMS May 2013, May 2012) A Kleihauer-Betke test B Osmotic fragility test C Apt test D Bubbling test 💡 Explanation Test used to differentiate between maternal and fetal blood in a given sample:(AIIMS May 2013, May 2012) ✓ Correct Answer: C. Apt test