McqMate
| Q. |
A person having blood type B could safely donate blood to persons with blood types - |
| A. | A and O |
| B. | B and O |
| C. | A and AB |
| D. | B and AB |
| Answer» D. B and AB | |
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Explanation: If someone belongs to the blood group B, he has B antigens on the surface of his red blood cells and A antibodies in' his blood plasma. So he can donate blood to persons of B and AB blood groups, but cannot receive blood from persons having B or O groups. |
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