Question 3: Mark does not know his blood type. The doctors order for his blood type to be
determined in case he requires a blood
transfusion while in hospital.
Ant-A
Arti-D
Control
Figure 2: Laboratory results demonstrating Mark's blood type (Donor blood type CC BY-NC-ND 3.0
DEED)
Using the image above, identify Mark's blood type and discuss if type B-blood may be safely
administered to him. In your answer, please list and name all the antigens and antibodies
present in both Mark's blood (and if so, where) and in the suggested B- donor blood. (5.5
marks; 275 words max)