The Use of Dna in Criminal Investigations

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Abstract DNA can identify criminals with astounding accuracy when biological evidence exits. DNA can also be used to clear suspects and exonerate persons mistakenly accused of crimes. The use of DNA in criminal investigations has seen great advances in the justice system over the last few decades, but it is not being utilized to its fullest potential. The laws regarding the collection of DNA samples vary drastically among the federal government and within all 50 states. If the stricter laws were the same throughout the United States, federal and state, it would be a more effective tool to solve crimes in a speedier, more cost effective manner while saving lives and time of everyone involved in the legal system. The Use of DNA in Criminal Investigations An increase in the use of science for the solution of problems has been witnessed in the past two centuries. The significance of these changes often lies on the mindset and openness people have to welcoming new ideas and the judiciousness to see the long-term effects of the changes that could be incorporated in their lives as a result of technological changes. The use of DNA in the analysis of crime and their investigations is one such area. The collection of DNA at time of arrest exists in 25 states, but the United States should adopt this rule in unison because it is cost effective, saves lives and conserves valuable time in the judicial system. There are some challenges that are faced while trying to adopt the use of DNA in criminal investigations. Some of these challenges include the Fourth Amendment, the use of a master database and the backlog of unprocessed samples. Although there are negatives that can be found in the introduction of these changes, it does not justify a rejection of those changes without an analysis of the positive effects that they may have. These delays may

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