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A few additive genetic relationships are presented below:
Relationship | Percentage of similar DNA they share |
Parent-son or daughter | 50 |
Grandparent-grandchild | 25 |
Great-grandparents- great-grandchild | 12.5 |
Full brother(s) – full sister(s) | 50 |
Half-brother(s) – half-sister(s) | 25 |
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