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Please help me I dont know the answer

Please help me I dont know the answer
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3 votes
Please help me I dont know the answer

Please help me I dont know the answer-example-1
User Orvi
by
7.8k points

1 Answer

1 vote
Rh antigen.

The chart shows that for A and B antigen there is no reaction so the correct answer will be Rh antigen.
User Fruggiero
by
8.0k points
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