This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
Transplantation of kidney from father to son is 
Select and explain. 
A. Autograft, B. Allograft, C. Xenograft, D. Isograft
B: Allograft
Answer: B: Allograft 
Explanation: Autograft - Tissue transplanted from one site to another on the same patient Isograft - Transplant from a genetically identical donor, such as an identical twin Homograft (Allograft) - Transplant from individual of same species Heterograft(Xenograft) - Transplant from another species Ref: Bailey and love 27th edition Pgno :1408