Gynaecology & Obstetrics Karyotyping of the fetus can be done through all of the following invasive methods except: A Chorionic villus sampling B Cordocentesis C Amniocentesis D Fetal skin biopsy 💡 Explanation Karyotyping of the fetus can be done through all of the following invasive methods except: ✓ Correct Answer: D. Fetal skin biopsy