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UP POLICE COMPUTER OPERATORUP POLICE COMPUTER OPERATOR Hard Mock Set 4Hard GK

UP POLICE COMPUTER OPERATOR Mock Test Set 4, Q39: Identify the correct answer for universal donor blood group in basic ABO-Rh system.

A. A positive
B. B negative
C. O negative
D. AB positive
Correct Answer: C. O negative
Explanation: O negative is commonly called universal donor. Category: UP POLICE COMPUTER OPERATOR. Set: 4.
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