| The next time you are watching your favorite | | | | next. In the passing, some parts of the DNA |
| CSI TV show or a particular movie and stumble | | | | remain almost completely unchanged, while other |
| into the fascinating world of DNA, you might be | | | | parts change dramatically. This property allows for |
| surprised to know that our DNA can do more | | | | the identification of certain consistencies between |
| than identify a suspect or victim at a crime scene. | | | | generations and provides the ability to identify |
| In fact, DNA is now being used to identify | | | | genetic relationships.There are two types of DNA |
| ancestors in the new and exciting field of DNA | | | | tests available for testing DNA Genealogy: |
| Genealogy.DNA Genealogy takes traditional | | | | Mitochondrial DNA (mtDNA) and Y-chromosome |
| genealogy and applies genetics to it. DNA | | | | DNA tests.Mitochondrial DNA (mtDNA) is found in |
| Genealogy involves the use of genealogical DNA | | | | the cytoplasm of the cell instead of in the nucleus |
| testing to determine the level of genetic | | | | as is Y-chromosome (Tracing 2003). mtDNA is |
| relationship between two individuals (Genealogical | | | | passed by a mother to both her male and female |
| 2005). DNA, deoxyribonucleic acid, is used in the | | | | children without any additions or mixing from the |
| process because of its unique nature and the fact | | | | father. |
| that it is passed down from one generation to the | | | | |