This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Rejection of Transplants, Subject name: Pathology
[{'content': 'Allograft is between - \nSelect and explain. \nA. Graft from genetically identical person, B. Individuals of same species with different genetic identity, C. Graft from self, D. Members of different species', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Individuals of same species with different genetic identity Based on donor, graft may be:-a) A utograft (autogenic graft): Graft from self.b) Isograft (syngraft) : Graft from genetically identical person, e.g. identical twin.c) Allograft (homograft or allogenic graft): Graft from genetically unrelated member of same species.d) Xenograft (heterograft): Graft from different species.Also remembero Orthoptic graft - Graft applied in anatomically normal site eg. Skin graft.o Heterotopic graft - Graft applied in anatomically abnormal site.", 'role': 'assistant'}]