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Blood Groups of Offspring Possible or Impossible from any Mating Combination

Polymorphism

See Also

• Mendelian inheritance

Blood Groups of Offspring Possible or Impossible from any Mating Combination

Taken from Boyd ({{Boyd, W. Fundamentals of Immunology, First Edition, Interscience, 1943}})

Scenario	Alleged Father	Known Mother	Possible Children From Their Mating	Children Not Possible From Their Mating. Decisive for Non-paternity	Impossible From This Mother in Any Mating
1	0	0	0	A, B, (AB)	AB
2	0	A	0, A	B, AB	-
3	0	B	0, B	A, AB	-
4	0	AB	A, B	(0) AB	0
5	A	0	0, A	B, (AB)	AB
6	A	A	0, A	B, AB	-
7	A	B	0, A, B, AB	-	-
8	A	AB	A, B, AB	(0)	0
9	B	0	0, B	A, (AB)	AB
10	B	A	0, A, B, AB	-	-
11	B	B	0, B	A, AB	-
12	B	AB	B. A, AB	(0)	0
13	AB	0	A, B	0, (AB)	AB
14	AB	A	A, B, AB	0	-
15	AB	B	A, B, AB	0	-
16	AB	AB	A, B, AB	(0)	0

Discussion

The letters designate the blood-types of the respective individuals. Those in parentheses, in column 5, could not be children of the corresponding mothers (column 3) in any mating. Therefore no such child could exist to raise a problem of proof.

Links

References

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