Fiber evidence a fiber is the smallest unit of a textile material that has a length many times greater than its diameter fibers can occur naturally as plant and animal fibers but they can also be man made a fiber can be spun with other fibers to form a yarn that can be woven or knitted to form a fabric. What features might a forensic examiner look for in fibers found at the scene 3 will fiber evidence always be left behind when fabrics and textile materials come into. View hair and fiber webquest 2 1 from eng 101 at conway high conway forensics hair fiber webquest i ii iii go to the fbi. Forensics hair fiber webquest please type answers in another color i go to the fbi website part 1 hair evidence a what are the five factors that affect the ability of the examiner to compare hair samples 1 there are many factors that impact on the reliability of a hair association including experience 2. In truetvs forensics in the classroom the cafeteria caper students do an indicator enzyme test hair analysis and blood chromosome and dna analysis to solve the crime as an introduction to the unit i had students read about hair evidence and do the accompanying worksheet maria ferraro added fiber evidence to this worksheet
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