DNA Testing Center Paternity Test Facts and Statistics

Blood Types and Paternity

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Blood types can NOT be used to determine paternity.

Blood types can be used to determine the biological possibility of fatherhood.

This table is provided for information only. Accuracy is not guaranteed.

We do not answer questions pertaining to blood types or the table shown below.

Father's
Blood Type 		O A B AB
Mother's
Blood Type 		O A B AB O A B AB O A B AB O A B AB
Child's
Blood
Type 		O D D D X D D D X D D D X X X X X
A X D X X D D D D X D X D X D D D
B X X D D X X D D D D D D D D D D
AB X X X D X X D D X D X D D D D D
D - DNA test required to determine paternity
X - This combination is not genetically possible

Source: University of Illinois
Information and accuracy is not guaranteed.

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