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The universal blood donor group is:
Question

The universal blood donor group is:   

A.

A+   

B.

AB+   

C.

O−   

D.

B−

Correct option is C


Answer: (c) O−
· Explanation: O-negative has no antigens, can donate to anyone.
· (a) A+, (b) AB+, (d) B− – Not compatible with all groups.

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