The U.S. Constitutionâs 10th Amendment is arguably the most important of all the amendments in the brilliant document that helped shape the United States.
Not even identical twins have the same DNA--although theirs would be far closer than anyone else's. DNA changes over time. Odds of two siblings having the same DNA who did not split from the same zygote are vanishingly small.
Relevance. Rating Newest Oldest. Best Answer: There would be a clear difference between the father of a child and the uncle of a child on a DNA test. The only way that it could be the same is if the father and the uncle were identical twins, which would make their DNA exactly the same. But, if they're not, then it is impossible for both of them to have a test show that they are the father. Source(s): Lampades Â· 6 years ago.