Chemical properties of hair forensics

    • [DOC File]MULTIPLE CHOICE

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      chemical test. physical test. To examine the chemical properties of metal add . Common metals that are magnetic are: chromatographic techniques, it is important to keep the sample spot above the solvent . The solubility of a substance is . the evolution of gas bubbles indicates: Acids have a …

      hair in forensic science

    • [DOC File]Chapter 1

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      Physical transfer of materials such as hair, fibers, blood, and skin cells will occur whenever two people come in contact with each other. Dr. ... History of Biological Evidence in Forensics • There are many kinds of biological evidence such as: blood, saliva, urine, semen, and hair. ... Properties of Glass.

      physical properties of hair

    • [DOC File]CURRICULUM FOR FORENSIC SCIENCE: A BIOCHEMICAL …

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      Morphology of Hair. Identification and Comparison of Hair. Types of Fibers. ... structure and properties of matter, chemical reactions, motions and forces, conservation of energy, and interactions of energy and matter. ... Top Shelf Forensics- Pages 15-37. CSI video- …

      forensic hair analysis

    • [DOC File]Trace Evidence Questions

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      Physical Properties. What is the difference between a physical property and a chemical property? What is matter and what is it made up of? What are compounds and how are they made? What is the periodic table? What kind of information can you find in it? ... Hair Evidence. Draw and label a cross section of a hair.

      hair evidence forensic cases

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      Hair is one of the more common types of trace evidence found at a crime scene. Analyzing hair can provide information about species of origin and physical properties of the hair such as color, chemical alteration, texture, etc. You cannot determine age or gender by analysis of hair alone, but race can sometimes be determined.

      hair analysis in forensic science

    • Hillside Public Schools

      Introduction to Forensics and Fingerprinting 5. Analysis of Hair, Fiber, and Trace Evidence 11 ... Class evidence such as hair and fiber is used to match individuals to crime scenes. ... quantitative, physical and chemical properties. SKILLS: Perform tests to identify chemicals. Practice safety in the science laboratory. Analyze trace evidence ...

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    • [DOC File]MULTIPLE CHOICE

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      14. Human hair can be characterized by having a medulla that is: a. less than 1/3 of the hair diameter c. greater than 1/2 of the hair diameter b. absent of a scale pattern d. that is colorless ANS: A PTS: 1. 15. Nuclear DNA can be identified from: a. the hair shaft c. both b. the hair root or follicle d. neither ANS: B PTS: 1. 16.

      hair shaft definition forensics

    • [DOCX File]Dr. Castro's Science Website - Home

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      List hair features are useful for the microscopic comparison of human hairs. Explain the proper collection of the hair evidence. Describe the rote of DNA typing in hair comparisons. Classify fibers. Describe the structure of a polymer. List the properties of fibers that are most useful for forensic comparisons.

      physical properties of hair forensics

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