Microbiology A woman with infertility receives an ovary transplant from her sister who is an identical twin. What type of graft it is? A Xenograf B Autograft C Allograft D Isograft 💡 Explanation A woman with infertility receives an ovary transplant from her sister who is an identical twin. What type of graft it is? ✓ Correct Answer: D. Isograft