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Sunday, November 1, 2009

How accurate are the DNA paternity test results?

DNA testing is the most accurate method available for determining DNA paternity test results. Its power lies in the ability to trace the pattern of inheritance for separate regions of the genetic material chromosomes.DNA stands for deoxyribonucleic acid while RNA stands for ribonucleic acid. RNA is very similar to DNA but differs in a few important structural details RNA is usually single stranded while DNA is usually double stranded. RNA nucleotides contain ribose while DNA contains deoxyribose a type of ribose that lacks one oxygen atom and RNA uses the nucleotide uracil in its composition instead of thymine which is present in DNA.

In a matter DNA paternity test as important as paternity, especially Legally binding cases, it is never good to leave room for doubt. Ideally, the mother, child, and alleged father should be tested. A child receives half of their DNA from their mother, and the other half from their father. Because the DNA half that the child receives from the mother will match the mother's DNA exactly, the remaining unmatched DNA will match that of the biological father.

We may resemble our parents, but we are never exactly like them. This is because each child gets only some of the DNA each parent carries. About half our DNA comes from our mother, and half comes from our father. Which pieces we get is basically random, and each child gets a different subset of the parents' DNA. Thus, siblings may have the same parents, but they usually do not have exactly the same DNA.

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