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Hair and Fiber Evidence
Genise Caruso

Most trace evidence found at a crime undergoes forensic analysis for two main purposes: identification and comparison. Often tiny strange particles are found, and testing for identification purposes establishes exactly what the material is. Obviously, this is a vital step in determining if questionable substances left at a crime scene are traces of blood, illegal drugs, or if hairs collected are human or animal. Comparisons attempt to determine if the evidence found at a scene shares a common origin with that from a suspect. For example, crime-scene fibers would be compared with fibers from clothing, carpets, etc. of a suspect, to see if they match. (Lyle, 2004).
The primary significance and most valuable characteristic of trace evidence is it can unknowingly be transferred from one person to another, or between a person and crime scene. During the commission of a crime, tiny particles of items such as hair, fibers, dirt, blood,......

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Approximate Word Count: 1757
Approximate Pages: 8 (250 words per double-spaced page)

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