How is the polymerase chain reaction useful in DNA fingerprinting?

1 Answer
Sep 28, 2016

Experts may have to do DNA fingerprinting with a very small amount of sample to identify a person, living or dead. Polymerase chain reaction helps them to amplify the sample.

Explanation:

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Polymerase chain reaction can take place within a machine where multiple copies (in thousands) of a DNA double helix could be generated.

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