PHILIPPE PSAILA / SCIENCE PHOTO LIBRARY PHILIPPE PSAILA / SCIENCE PHOTO LIBRARY
Forensic DNA analysis. Forensic scientist holding an Eppendorf tube containing a DNA sample taken from the scene of a crime. The DNA can be analysed and used to identify the person that it came from. If it does not match the DNA of the victim then it might be that of the suspect, which can aid identification and prosecution.
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