JAMES KING-HOLMES / SCIENCE PHOTO LIBRARY JAMES KING-HOLMES / SCIENCE PHOTO LIBRARY
Scientist loads small liquid sample in an Eppendorf tube into a small laboratory PCR thermocycler for DNA/RNA replication. This machine will repeatedly heat & cool the sample (thermocycling) to amplify it into a quantity which can be used for the experiments to be carried out with this particular DNA sequence.
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