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.
Humans share the same set of genes but not necessarily the same form of those genes. Different forms of genes called alleles allow us to have different traits such â¦ as attached earlobes versus unattached earlobes.here may be some DNA in some dirt samples, but this DNA does not belong to the dirt, rather to something that has somehow deposited its DNA into/onto the dirt, likely through decomposition. If dirt had DNA, and that DNA had the same properties as human DNA, then dirt would look exactly like humans.