Herndon, Virginia Twin DNA Testing
ARCpoint Labs of Herndon, VA provides professional twin zygote DNA testing
Are they identical or fraternal?
Identical twins form from a single fertilized egg that splits into two genetically identical parts. Fraternal twins, on the other hand, originate as two separate eggs that are fertilized and implant in the uterus.

As with all DNA Testing done by ARCpoint Labs of Herndon VA, the simple buccal swab testing method is used.
Why test for DNA twin zygosity at our Herndon lab?
- Satisfy parental curiosity
- Verify sibling's eligibility as an organ/tissue donor
- Satisfy legal requirements
In addition, we also offer the following DNA Testing Services to individuals from the Northern Virginia, Fairfax, Vienna, Dulles areas:
Contact our Herndon DNA testing lab for more information at
ARCpoint Labs provides DNA testing at our Herndon lab and in some cases we can come on-site to the individuals location in the following areas:
Springfield, Ashburn, Sterling, Great Falls, Reston, Jefferson, Countryside, Oakton, Tysons Corner, Leesburg, Chantilly, Centerville (Centreville), Oakton, Washington DC or District of Columbia, Falls Church, Alexandria, Annandale, Purcellville, Winchester, Harrisonburg, Culpeper, Warrenton, Burke, Bethesda, Potomac, Gaithersburg
Please contact us to see if on-site DNA testing is available in your area.










