The use of biochemistry in forensic science essay




Forensic DNA is used in criminal cases to match an individual's DNA with that of body cells left at a crime scene, such as skin cells, hair and blood. The FBI typically uses STR analysis for its cases. With STR analysis, chemists take DNA samples from areas at the crime scene. Rangefinding is the process of estimating the distance between where a shot is fired and the target. This is often done by looking at the powder residue patterns and the shot pattern. Order a custom essay Essay on Introduction to Forensic Science with free plagiarism report. 4.Forensic science is a fascinating field that plays a crucial role in solving crimes and achieving justice. It is a multidisciplinary science that uses principles from various fields, such as biology, chemistry and physics, to analyze evidence and provide insights in criminal investigations. In this essay we will explore its importance. Forensic evidence can be defined as the information at a crime scene, such as DNA, blood, and body tissues found at a crime scene, among others. Forensic science uses chemistry to analyze poisons and drugs, physics to conduct accident investigations, and biology to conduct DNA profiling. Through forensic science, the criminal justice system is also able to analyze physical evidence Peterson, 2010. These include elements such as shoe prints, fingerprints and handprints, blood spatter patterns and fiber samples present at crime scenes. Another type of physical evidence revolves around the weapons used by the suspects.





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