Biology · Blood Groups
Why is Blood Group O designated as the Universal Donor?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It has Rh antigen but lacks ABO antibodies.
- 2It lacks both antigens A and B on the RBC surface.✓
- 3It contains both antigens A and B on the RBC surface.
- 4It lacks both antibodies a and b in the plasma.
Correct answer
It lacks both antigens A and B on the RBC surface.
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