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Paternity testing provides answers to important questions about genetic relationships. This testing is often used to establish the biological father of a child. Accurate results can provide legal documentation, settle estate issues, or offer peace of mind in personal relationships. DNA paternity tests are the most common and reliable method for determining parentage. They compare the DNA of a child with that of an alleged father to see if there's a match. These tests can be done with samples taken from various sources, such as cheek swabs or blood samples. Legal paternity tests follow strict procedures to ensure valid results for court use. Home paternity test kits, while not admissible in court, can provide preliminary results and are useful when there's no legal necessity for the testing. In addition to paternity testing, relationship tests can also determine other familial relationships like maternity, siblingship, or avuncular (aunt/uncle) relations. These tests can be crucial in cases of inheritance disputes or immigration cases where proof of relationship is required. Paternity testing labs must adhere to strict quality control measures and privacy policies due to the sensitive nature of their work. Rapid turnaround times are also essential for those needing immediate answers.