Not sure if you need an AABB-accredited court admissible test? Our expert case managers are here to assist you through the entire testing process.
Because court admissible testing requires strict sample collection procedures and stringent documentation requirements, Endeavor DNA Laboratories maintains a network of approved sample collection sites across the United States. Our expert case managers will work with you to schedule a sample collection in your area at a time convenient for you.
This DNA test definitively determines whether twins are identical or fraternal.
When twins are born, pathological examination of the placenta can be performed to determine zygosity. However, studies have shown that this method is not 100% accurate. Scientists recommend DNA testing to accurately determine zygosity.