DNA fingerprinting test can do to identify and apprise about the genetic data’s in the human cells. This test very useful identify about family relationships between two peoples, identify real criminals and more. Genetic information’s is very unique data’s for deferent peoples. It’s like a physical fingerprint. That’s why called DNA fingerprinting to this test. To do this test, only need a very small sample of cells. For example it can do with a small blood drop or very small skin scrap. Also this test can do with single hair root. How can we use DNA to solve some problems in our real life? This video lesion about that’s.