Read chapter summary matching dna samples from crime scenes and suspects is rapidly becoming a key source of evidence for use in our justice system dna . Forensic dna analysis has played a crucial role in the investigation and resolution of thousands of crimes since the late 1980s the demand for tools and technologies in all areas of forensic science including dna testing far exceed the current capabilities of the field to help meet that demand . Every organism has unique dna sequences just like each individual has got unique finger print in forensic science individuals are identified by scanning for 13 dna regions that vary from person to person and they use this information to create dna profile or dna fingerprint of that particular individual. Dna evidence has been the gold standard in crime solving since sir alec jeffreys first reported his dna profiling technique in 1984 since then the use of dna in forensic investigations has been steadily expanding and evolving. The shifting science of dna in dna science and technology have grown so the case helped civilians understand that dna and forensic science
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