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UP POLICE ASI CLERKUP POLICE ASI CLERK Hard Mock Set 4Hard GK

UP POLICE ASI CLERK Mock Test Set 4, Q89: Identify the correct answer for universal donor blood group in basic ABO-Rh system.

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