This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Immunology, Subject name: Microbiology
Type of grafts transplanted between genetically different members of the same species? 
Select and explain. 
A. Autologous grafts, B. Syngeneic grafts, C. Allogeneic grafts, D. Xenogeneic grafts
C: Allogeneic grafts
Answer: C: Allogeneic grafts 
Explanation: Types of Graft TissueSeveral different types of grafts are used in medicine:* Autologous grafts (or autografts) are those where tissue is moved from one location to another in the same individual (skin grafting in burns or coronary aery replacement with saphenous veins).* Isografts (or syngeneic grafts) are those transplanted between genetically identical individuals (monozygotic twins).* Allogeneic grafts are those transplanted between genetically different members of the same species (kidney transplant).* Xenogeneic grafts are those transplanted between members of different species (pig hea valves into the human). Ref : Ananthanarayana textbook of Microbiology 9th edition Pgno : 184-186