Its very useful test for identity the genetic roots in species.
Archaeologist are mostly used DNA tests for comparison like evolution and genetic mutation.
DNA test used confirming child 's paternity and identify the genetic ancestors.
Unborn fetus genetic disorders are identified by this DNA techniques.
peoples many questions can be answered with a simple tests like DNA and testing sample quantity is also very small amount only need.
The above video content is the best example for these tests. Its a healthy one to, the world.
