This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Transplantation, Subject name: Surgery
Kidney transplantation is an: 
Select and explain. 
A. Allograft, B. Isograft, C. Xenograft, D. Synergic graft
A: Allograft
Answer: A: Allograft 
Explanation: Ans. (a) AllograftRef: Bailey 26th edition, Page 1408* Allograft: an organ or tissue transplanted from one individual to another* Alloantigen: Transplant antigen* Alloantibody: Transplant antibodies