Polymerase chain reaction (PCR) is a laboratory technique used to amplify DNA sequences. ... The temperature of the sample is repeatedly raised and lowered to help a DNA replication enzyme copy the target DNA sequence. The technique can produce a billion copies of the target sequence in just a few hours.
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Polymerase chain reaction (PCR) is a laboratory technique used to amplify DNA sequences. ... The temperature of the sample is repeatedly raised and lowered to help a DNA replication enzyme copy the target DNA sequence. The technique can produce a billion copies of the target sequence in just a few hours.
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