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7 January, 21:39

Why do scientists need to run PCR in order to work with DNA?

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  1. 7 January, 22:42
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    PCR multiplies the DNA in 25 to 75 cycles
  2. 8 January, 01:34
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    This is the chain reaction in the name polymerase chain reaction. PCR is so efficient because it multiplies the DNA exponentially for each of the 25 to 75 cycles. A cycle takes only a minute or so and each new segment of DNA that is made can serve as a template for new ones.
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