<prompt> What is a xenograft:Transplantation of organs from a 1st degree relativeTransplantation of organs from unrelated donorTransplantation of tissues from selfTransplantation of living tissuesorgans from one species to another  <response>: Ans. d Transplantation of living tissuesorgans fromone species to anotherRef: Bailey Love 26th ed.833 Xenotransplantation is the transplantation of living cells, tissues or organs from one species to another. Such cells, tissues or organs are called xenografts or xenotransplants. In contrast, the term allotransplantation refers to a same-species transplant. Human xenotransplantation offers a potential treatment for end-stage organ failure, a significant health problem in parts of the industrialized world. 