DNA paternity testing in its purest form is the application of DNA technology to provide information about the parentage of an individual (usually a child). The mother of the child is rarely disputed, and most of the time DNA testing is requested to inform the likely father of a child.

DNA is inherited from our parents, with half coming from the mother, and the other half from the father. This pattern of inheritance allows the opportunity where the mother of the child is not disputed, to produce a putative DNA profile of the biological father. The process is relatively simple in that the final DNA profile of the child is composed of a series of bands which can only come from the two parents. If the mother