$150
The Twin Zygosity test determines whether siblings are fraternal twins or identical twins or siblings. The cost of the Twin Zygosity DNA testing service includes two children, however you may add more if needed; for instance a third sibling. Parental samples are optional and if provided, paternity and/or maternity can also be verified.
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The Twin Zygosity test determines whether siblings are fraternal twins or identical twins or siblings. The cost of the Twin Zygosity DNA testing service includes two children, however you may add more if needed; for instance a third sibling. Parental samples are optional and if provided, paternity and/or maternity can also be verified.
$150
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