Najafi Q&A: Rulings of Kinship

In recent years, genetic fingerprinting or DNA testing has become widespread for determining distant lineage through specific scientific methods. Some experts in this field claim that these tests are entirely accurate. 1.To what extent can these test results be relied upon religiously to confirm or deny a person’s lineage to a particular tribe? 2.If these tests hold no religious validity, what is the ruling on undergoing them? 3.If they do hold religious validity, is it obligatory for the person who undergoes the test to correct their lineage, acknowledge the error, and publicly declare it?