When neither anti-A sera nor anti-B sera clot on a blood plate with donor blood, the blood is Type ________
A) B
B) A
C) O
D) AB
C
Explanation:
A) There would be clumping if the blood type were Type B.
B) There would be clumping if the blood type were Type A.
D) There would be clumping if the blood type were Type AB.
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