contain the physical evidence that links the victim to the offender and can often be used to recreate the crime. Numerous investigations have been ruined due to the lackadaisical handling of the crime scenes‚ all while the perpetrators to go unpunished. Following some basic principles of establishing and maintaining a crime scene can ensure that does not continue to happen. First responders and investigators must be diligent in collecting‚ preserving‚ transporting‚ and storing evidence. The chain of
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various kinds of evidence. Forensic scientists rely on the classification of certain evidence and they have different ways of dealing with it. One major difference is biological and physical. Physical evidence refers to the collection of anything at the crime scene that comes from a nonliving origin. Where biological evidence refers to anything from a living being. The most important can be anything from fingerprints‚ marks on surfaces‚ bullet casings‚ and bullets. Biological evidence includes bloodstains
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expert in the Jennings case. The fingerprints left in the wet paint next to the body and that proved that Mr. Hiller was the murder. 4. What is the role of the forensic chemist in crime scene investigation? Forensic chemist detect substances such as drugs and alcohol. Also they can detect the composition and nature of the substances. 5. Who helped pioneer forensic chemistry? Describe one of her famous cases. France McGill ‚ She found a large sum of poison in an elderly couples stomach after they had died on christmas day
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Module Three: Text Questions Review Questions 1. What are the four types of evidence in a criminal investigation? Physical evidence Documentary evidence Demonstrative evidence Testimony 2. What are individual characteristics? Give an example of an individual characteristic? evidence with characteristics that can be traced back to an individual item or person fingerprint patterns tread and wear patterns on shoes blood or semen samples firearm markings markings on a fired cartridge 3. What is the
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crime simpler for the crime scene investigators. There are numerous tools used in a crime scene‚ and the progression of these tools has made the work of an investigator more reliable. Fingerprint equipment‚ casting equipment‚ photographic equipment‚ evidence packing supplies‚ simple hand tools‚ blood collection supplies‚ and miscellaneous equipment are all extremely important and basic advances used in the majority of any crime scene. An example of a reliable and resourceful tool that plays an important
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| |THE FORENSIC BOOK REPORT | House rules is story that involves no ordinary family. the mother ‚ Emma has two son Theo and Jacob ‚ who has autism and a love for forensic .Jacob has to have a structured schedule and has problem communicating and socializing with other people
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Murder Mystery - Using Forensics A decent amount of murderers always leave behind clues for the Forensics team to allow them to figure out who was the culprit in the crime. One really big clue is DNA‚ fingerprints‚ and blood at crime scene. In our chemistry mystery‚ our murderer slips some sodium sulfide into a mixed drink‚ then finishes the victim with a pistol‚ but the evidence remains at the crime of the scene and the blood is found splattered all around. Blood is something that’s found
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first responder arrives at the scene‚ he/she should exercise a pertinacious attitude to insure that curious onlookers and personnel who are not involved in a task related to the scene‚ remain outside the cordoned perimeter. Without this first step‚ evidence found at the scene can be compromised or worse destroyed which could result in possibly ruining any opportunity to create a strong case to arrest and convict a suspect. Once secured‚ the crime scene can be processed. There is a basic protocol that
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Lizzie Borden‚ who allegedly took a hatchet to her step-mother and father‚ took place in 1892 and to this day has yet to be solved. To solve a case like this one there has to be a substantial amount of physical evidence that leads to the suspect. In the late 1800’s there were not many forensic tools available to police and investigators. Fingerprinting‚ lie detection‚ and hair testing were among many of these tools that were not available. This being said there were different tactics used by police
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control‚ analysis‚ handling and the nature of physical or electrical evidence. Chain of custody is a model that is utilised by the police during criminal investigations to demonstrate that the evidence has been handled in a manner that does not destroy the integrity of the evidence (Houck & Siegel‚ 2015). According to Spikmans (2015)‚ obeying the standard procedures of the chain of custody model can make sure that the evidence can endure any questioning of authenticity and integrity during judicial
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