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The Pros And Cons Of Fingerprinting

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Fingerprinting is method based on the uniqueness of the skin pattern - that is, each person has a completely individual pattern of papillary lines. These patterns do not change throughout life and have the property of recovering from damage to the skin in its previous form. On the one hand, this method almost completely eliminates the mistake, and on the other hand it is very cheap and easy to use (in contrast the method of identification of a person by DNA). Fingerprinting allows: 1) to identify the person who left the prints, according to the general and particular features of the papillary pattern displayed on them; 2) to exclude individual from among those who have touched the object; 3) to narrow the group of individuals suspected of the particular crime (for instance, provided that the imprint shows traces of a scar, a burn, a wart or some other distinctive feature). …show more content…

Today, practical methods of using fingerprinting are extremely wide. In 1995, the size of the FBI fingerprint card archive contained over 200 million items, and archive size was increasing at the rate of 30,000 to 50,000 new cards per day [2]. Forensic science was the very first and most important area of its application, which still remains. The rapid development of computer technology has made it possible to create such fingerprint scanners that can be installed on laptops, cell phones, flash drives,

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but unlike blood the fingerprint is unique to a single person. The fingerprints that were recovered show the they belonged to anna. After analyzing the patterns of the fingerprint found and comparing them to and all of the suspects. They belonged to Anna. hair was recovered on the scene.

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Penal Code 1405 Research Paper

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The Department of Justice says, "States began passing laws requiring offenders convicted of certain offenses to provide DNA samples. " That DNA evidence can help convict someone of a crime and it helps to uncover more things about the crime itself. Investigators have been using forensic science to help them solve cases since before the 90 's, mostly fingerprints that were found at the crime scenes and on the victims (O 'Brien). DNA evidence has solved countless cases including ones that happened over a prolonged period of time because of the technological advancements there is

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Samuel Reeves And October

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Fingerprint analysis can be collected in different ways, some forensic scientists use tape lift, where they place the tape on the can and they can get the fingerprint, but others use a different method, depending on the situation. In the article called “Fingerprint on beer can helps solve nearly three-decade old case,” by Zack Peterson: “A fingerprint on a beer can put a 49-year-old Alabama man in jail Wednesday for his role in a homicide nearly three decades ago (2017).” Once they interrogated Reeves, at which point he had already had a lawyer with him, he then confessed to the crime, he said that it was out of passion, in 2016, they finally announced that he was a match, and the only thing Reeves had left was confessing and he did. He served already a year in Silverdale Correctional Facility, and the rest is going to be served at home, through probation. Grand jury was used in this case, and that was how the case was resolved, he was first sentenced to 7 years but since he had minimal prior criminal record he was given around a year and then the rest was served with probation.

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Jeffrey Dahmer Research Paper

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Fingerprint analysis is a method of identifying individuals based on the unique patterns of ridges and valleys on their fingertips. In Dahmer's case, investigators were able to use fingerprints to identify the remains of his victims and link them to specific crime scenes. Fingerprint analysis has been used in forensic investigations for over a century and is considered to be a highly reliable method of identification. It is based on the fact that no two individuals have the same fingerprint patterns and that these patterns remain consistent throughout a person's life. In Dahmer's case, fingerprint analysis was used to identify the remains of several of his victims, including Anthony Sears and Ernest Miller.

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5-Four Case Analysis: Signature Murders Case

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Rank the technologies by the level of effectiveness and reliability. In order by effectiveness and reliability from lowest to highest is electrostatic detection apparatus: which is a specialized piece of equipment used in questioned document examination. Then Automated Finger Identification System (AFIS): is a biometric identification methodology that uses digital imaging technology to obtain, store, and analyze fingerprint data as stated in ("What is Automated Fingerprint Identification System (AFIS)? - Definition from WhatIs.com," n.d.) and then the Portable light source: is a light that reveals fingerprints, blood, gunshot residue and more.

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Fingerprinting a suspect in a murder case can have a positive affect on many cases and in this case it did. During the murder trial there were a lot of speculation out there about who killed

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The Richard Ramirez "Night Stalker" case was one of the first major cases to use automated fingerprinting technology (Frese, 2011). Today, the fingerprinting database gives various probable identifications, then a trained fingerprint expert must compare the prints to find a likely identification. Considering that Ramirez's prints were found on the mirror of a stolen vehicle we can conclude that his fingerprints were two-dimensional, therefore the prints are termed as latent or residue prints. The authorities at the crime scene power-dusted his prints considering that is the best physical method for collecting fingerprints. Once analyzed using the ACE-V (analysis, comparison, evaluation and verification) method, the fingerprint expert was able to identify them as belonging to Ramirez.

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In the lab report three students are tested along with one suspect. Student number two’s DNA matched the suspects DNA. The student’s DNA’s are cut with five different enzymes as well as the suspects DNA. Student two’s DNA matched exactly with the suspects DNA; the other two student’s DNA did not resemble the suspects DNA at all. (Choi, et al, 2008) DNA fingerprinting is used a lot in determining who committed a crime.

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Fingerprinting was a brand new strategy during his time and Hoover took full advantage of it. Fingerprinting allowed for new ways of identification and a trusted method as well. “The FBI is also a service agency which assists law enforcement agencies in identification, technical, and training matters. ”(Munro). This quote shows the different ways that fingerprinting branched out into the world.

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In King, Justice Kennedy referred to the invention of DNA technology as “one of the most significant scientific advancements of our era.” This statement has been criticized, but the impact of DNA technology has been significant. Currently, forensic analysts can use “junk” DNA to identify a person with near certainty. Law enforcement can collect a person’s DNA through saliva. The sample is then uploaded to CODIS, a national network of DNA databases.

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The lie detector technique measures and records an individual’s physiological indices, such as skin conductivity, respiration, pulse, and blood pressure when they are asked and answer a series of questions. This technique is used to determine whether one is lying or telling the truth. Lie detectors scare suspects into thinking that they will get caught thus end up telling the truth. Fingerprinting technique, on the other hand, involves dusting and collecting fingerprints from a crime scene to ascertain who was present thus eliminate a large pool of suspects.

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