### The Use of DNA in Forensic Parentage Cases DNA analysis can be used to investigate biological relationships and may play an important role in legal cases involving questions of parentage. The method is based on comparing genetic markers among the individuals involved and evaluating whether the results are consistent with the proposed biological relationship. Each individual inherits genetic material from both biological parents. Therefore, selected DNA markers can be used to assess whether a child and an alleged biological parent share the genetic characteristics expected from a parent-child relationship. STR markers are commonly used because they are highly variable among individuals. The process begins with the collection of appropriate biological samples from the individuals involved. DNA is then extracted and analyzed at selected genetic markers. The resulting profiles are compared, and statistical calculations are used to evaluate the strength of the genetic evidence. DNA testing can provide highly informative evidence in cases involving biological relationships. However, the results should be interpreted by qualified professionals using validated statistical methods. A genetic result should also be considered within the legal requirements of the specific case. Privacy and informed consent are important considerations when collecting and analyzing genetic information. Legal requirements concerning the collection, storage, and use of DNA samples vary between jurisdictions. Forensic parentage analysis may also be relevant to cases involving unidentified individuals or questions concerning biological relationships among family members. In conclusion, DNA analysis provides a scientifically powerful method for evaluating biological relationships. Its value in legal parentage cases depends on reliable laboratory procedures, appropriate statistical interpretation, and compliance with legal and ethical requirements.