Sagot :
Answer:
if he is B negative : he can only receive blood from other B negative donors or from type O negative donors
and if he is B positive : B positive patients can receive blood from B positive, B negative, O positive and O negative donors.
Explanation:
If you have type B blood, you cannot get type A or AB red blood cells. If you have type AB blood, you can get transfusions of O, A, B, or AB red blood cells.