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Crime laboratories have become a big element in today’s era of increased crime and violence. Usually, they create the gap which separates solved and unsolved crimes. Moreover; their usage and prominence has greatly spread all over the world. Such laboratories have equipments and facilities which are operated by specialists who then use them to analyze and study evidence. It is quite significant that evidence is handled expertly and that its worth in a particular criminal investigation established. These facilities have in more ways than one, ensured that justice is administered accordingly in our judicial systems.
The laboratories are of vital importance in the legal process of criminal justice. In most criminal cases, scientific evidences and testimonies are usually the conclusive factors in solving criminal cases. One major importance of a crime lab lies in the personnel who can only be found in crime laboratories. Otherwise known as forensic scientists, they are the core element of crime laboratories and a major asset to the legal fraternity. Forensic experts resolve crimes by applying their scientific knowledge to the legal issues presented to them. They play different roles in their line of work. First, they are charged with the duty of analyzing any evidence collected from crime scenes or found on a victim. This evidence is then related to other involved parties, like suspects. After the analysis and comparison they make reasonable conclusions which they then present in court.
Expert testimonies provided by forensic scientists are fundamental in the judging of various criminal cases. The findings from analyzed evidence, like that of hair, glass, blood, bullets, among other physical elements left at a crime scene, usually seem more appealing to a judge or jury than any testimonies from individual eyewitnesses. Moreover; forensic experts are oriented at providing the required assessment of evidence putting in mind its urgency.
In the analysis of criminal evidence, it is paramount that efficient technical equipments and facilities are used in order to ensure accurate results. Therefore; crime laboratories have equipments which are used in this analysis. Such equipments can only be accessed in crime laboratories. Often; crime laboratories perform forensic services which are usually under different specialties. DNA typing has become a basic element of identifying criminals and thus has necessitated the increased use of crime laboratories. Forensic scientists establish individual DNA types using their scientific knowledge and the equipments found in their laboratories. They use biochemistry, where they study samples of blood, semen, stain among others and identify the offenders. Also, in the crime laboratories; they have access to DNA databases which aid in the identification of criminals.
Television shows depicting crime have established crime laboratories. Most of the duties carried out by the fictional forensic experts are done within a very short time frame. Contrary to this, real life forensic scientists require long periods of time to perform their duties. Unlike the shows, there is the actual collection of evidence and other procedures which are carried out before and after analysis of evidence. Furthermore; real life crime laboratories have different sectors which analyze different sorts of evidence. Actually, some crime laboratories are assigned to handle specific types of evidences. On the other hand fictional crime laboratories have all compartments under the same roof. However, crime laboratories still remain the vital link between crime and administration of criminal justice. This in return, is essential to the welfare of society.