Forensics: DNA Profiling
DNA profiling is one of the world's most powerful forensic tools, but how was it developed and how does it work? Biology - Cells And DNA - Learning Points. DNA profiling helps us to link individuals to crimes and free those that are innocent. DNA can be extracted from bodily fluids, white blood cells and tissue samples. Small sections of the DNA molecule are unique to one person. If DNA samples found at a crime scene match a suspect then they are likely to be guilty. A Twig Context Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show abstract concepts in action in the real world.
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