A sibling test is one of the best DNA testing ways when a biological father and/or his biological parents are not available to be tested. If two supposed siblings have the same father and have different mothers. A Sibling DNA test is a good choice to perform to detect a relationship between the two stated siblings.
Accuracy of Sibling DNA Test
The accuracy of a sibling DNA test is strong but performing a paternity/maternity test would be a great option to determine a relationship between siblings.
How long does a Sibling DNA test take?
Sibling DNA Test takes 2-3 business days from the date on which the DNA test lab receives all of your DNA samples.
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Below are some most common reasons why people perform a Siblingship test: