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In Genealogy DNA, testing is done using DNA to determine genetic relationship between two individuals. Deoxyribonucleic acid, abbreviated as DNA, has a unique nature and is passed on from generation to generation. But, in the process of passing down, some features remain unchanged and other change dramatically. Due to this, you can easily identify whether two persons are related to each other or not. There are two types of DNA tests: Mitochondrial (mtDNA) and Y- chromosome. Mitochondrial DNA is present in the cytoplasm of the cell. This type of DNA is passed on from mother and no mixing is done from the side of father's body so it is same as your mother's mtDNA. It is passed down to both male and female children. If the two persons have the same mtDNA, this means that they share the same maternal ancestor. The Y-chromosomes are present in the nucleus of the cell. These chromosomes are passed on from father to son and are available only in males. The chemical markers in Y-chr...

So, you fancy yourself a super sleuth - can you solve this mystery? Two sisters are found dead in their home. They have an estate, but no Will and no known family. How do you find if there is next of kin? If you answered, "Call the Police Department," you may want to keep your day job. If you answered, "Ask a genealogist," you're definitely on the right track. Better yet, if genealogy is your hobby, you may very well think about turning it into your day job. Consider a story that received national attention earlier this year. Two elderly sisters were found dead in their shared home. Usually the names of dead people are withheld pending notification of next of kin; however, in this case, because of the sisters' secluded lives, detectives could not find any family members to contact -- so, they released the sisters' names to the public. The result was surprising. Hundreds of people, many of whom were amateur genealogists, contacted the county sheriff'...