However , answering specific questions about the ethnic origins of a particular lineage may be best suited to an mtDNA test or a Y - DNA test .
Those with an interest in personal ethnic origins are more likely to use an autosomal test .
Answering specific questions about the ethnic origins of a particular lineage may be best suited to an mtDNA test or a Y - DNA test .
Those with an interest in personal ethnic origins are more likely to use an autosomal test .