Conditions That Can Affect Blood Results Using Luminol The purpose of this science experiment was to discover under what conditions can blood give a false result using the presumptive test called luminol. In order to better grasp the experiment‚ research was conducted on several subtopics: the basic concept of luminol‚ the basic concept of artificial blood which is being used for this experiment instead of legitimate blood‚ and substances interferences that could tamper with crime scene results
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forensics means to work in investigating a scene of crime and study how the deceased person died ‚or how they were murders or to see if it was a homicide ‚ so they can find traces for lead on who or what committed the crime. Any little detail can have traces of blood or even fingerprints any evidence is found and sent to a lab to be tested on. So today i’ll be talking about what tools and chemicals they use in a lab and how it helps them in an investigation. Ok so finding blood stains can be quite
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Forensic Science was officially developed in the 13th century. It began when a murder mystery in China led a man named Song Ci to compare multiple wounds on animals with different weapons to see which wound matched that of the victim. Song Ci was living in 1248‚ so he was not even close to the technology we have today in the field of Forensic Science. In fact‚ forensic science just kept growing and eventually‚ hundreds of years later; the first official forensic science lab was opened in Los Angeles
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We were able to deduce what the substances were and who ransacked the chef’s kitchen. Substance #1 was corn starch‚ and substance #2 was baking soda. The evidence I found most persuasive was that substance 2 (baking soda) was found in the banquet hall owner’s house and all over the counter. Because the baking soda was spilled all over the counter and was also found in the banquet hall owner’s home‚ it proves that the hall owner was responsible for this crime. We would not have been able to make an
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Forensic Science has changed dramatically over the years and so has the forensic technology surrounding it. As a forensic technician it is your job to make sure the information is accurate and detailed to the best of your ability. I will first start of with the history of forensic science so you can have a better understanding of the field. In the next few paragraphs I will inform you about the past‚ present and the future of forensic technicians. The Forensic Science start date has never really
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Lab Questions: Unit 1 Autopsy of a Crime Scene 1. Which technique is the best choice when blood is found at a crime scene? In the genetics laboratory‚ who is one individual that contributed to modern genetic analysis? What did this person contribute? - The DNA Analysis Technique is the best choice because no two individuals have the same DNA. This makes it easy to determine a match between the person the blood came from and the blood sample. Alec Jeffrey’s came up with the first genetic profile
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03.04 Soil and Impressions Soil For the forensic scientist‚ soil is more than dirt. Soil is thought of as surface material from the earth‚ both natural and artificial. In other words‚ soil includes not only dirt but also rocks‚ animal material‚ and vegetation that lie near the surface of the ground. In addition‚ it may include pieces of glass‚ fragments of brick or stone‚ and pieces of asphalt. The combination of things in the soil may help link a suspect to the crime scene if the soil is somehow
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Review Questions 1. What are club drugs? What are some of the factors that support the use of club drugs? Club drugs are synthetic drugs that are typically used in bars‚ night clubs‚ and at raves. Some people say that the reason that they take these drugs is so that their party experience is heightened or enhanced. 2. What are screening tests? Why are they used? Screen-test are test that help forensic scientist to identify what the substance most likely is‚ they are used to identify the drug that
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Module Nine: Lab Questions ● ● ● ● ● ● ● ● ● 1. Which technique is the best choice when blood is found at a crime scene? In the genetics laboratory (under "resources" at the bottom of the window)‚ who is one individual that contributed to modern genetic analysis? What did this person contribute? Analyzing the blood in a lab would be the best technique‚ Alec Jeffrey’s is known as the father of genetic profiling. He invented what is now an essential technique. Also he linked a murderer to two young girls
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Sarah Coughlin Mr. Murphy Crim Honors 16 May 2014 Autopsy There are many different types of evidence that can be found at a crime scene‚ but few provide as much evidence as the victim’s body. An autopsy is a medical examination of a body that is performed to determine the cause of death. Forensic autopsies are conducted by forensic pathologists when a death appears to be suspicious or linked to criminal activity. The autopsy should reveal three main things: the cause of death‚ mechanism of
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