How DNA evidence works

With the exception of identical twins, each person has a unique DNA profile. This makes DNA matching a powerful tool for finding and convicting the perpetrator of a crime.
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With the exception of identical twins, each person has a unique DNA profile. This makes DNA matching a powerful tool for finding and convicting the perpetrator of a crime.

Michael Katz covers breaking news at the Idaho Statesman. He attended the University of Southern California and grew up in Pasadena, California.

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