Scientists Unlock Secrets Of Ancient Human DNA

By Mehak Chawla

Here’s Why They Couldn’t Study The Three-Year-Old

Old bones are not guaranteed to contain living cells. If scientists want to investigate DNA, they need a bone that is thick enough and well kept. However, with the two infants, they could.

Here’s Why They Couldn’t Study The Three Year Old

Researchers usually test the petrous bone, which is located at the base of the skull. Because the three-year-old’s bones were too destroyed, researchers were unable to examine the DNA.