8

Your father's birth certificate accurately reflects the information provided to the authorities at the time of his birth. That's all it can do: a birth certificate is not proof of biological parentage but a legal document. For any birth certificate, we have to consider how accurate the information was given a number of factors: legal requirements (in ...


7

You should be very, very, careful with this. My alarm bells are set off, because despite the emphatic denial of your father's second cousin, he is still a strong candidate. He could know and not want to tell anyone. Or he might be the father and not know and never was told by the mother, or maybe the mother didn't even know that he specifically was the ...


1

As others have said, DNA testing for your relationships would not be justified by a concern for type 2 diabetes, as genetic tendency for that is controlled by many different genes and also genes are not a strong influence compared to life style characteristics. So I take it your mother has a first cousin whose child DJ is therefore her 1C1R (first cousin ...


1

If your mom got DNA from her brother and from her "cousin" DJ, then a DNA test could establish which of them share a father. Either your mother and uncle or your mother and DJ. However, you'll need consent from all parties to do this and while your mother may not want to find out, your uncle and cousin DJ may well want to after you approach them.


Only top voted, non community-wiki answers of a minimum length are eligible