The use of a wide range of scientific techniques to collect and store evidence for criminal investigations.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and...

Producing many identical copies of a DNA sequence, by laboratory processes, such as the polymerase chain reaction.
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br/>

A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning...