1-800-000-362   ( 1-800-000-DNA )

Our clients include the Australian Army, Victoria State Government, CSIRO and Uniting Communities
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Twin Zygosity Test – Are my twins semi-identical?

Twin Zygosity Test - Are my twins semi-identical?
$375.00
Discreet sample can include one of the following: nail clippings, toothbrush, semen or blood stain, hair with roots.
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Semi-identical twins occur when two sperm fertilize a single egg. This egg then splits to form twins which each have identical DNA from their mother, but different DNA from their father. To test for semi-identical twins, DNA from both parents is required.