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