PPT-Plant hairs or trichomes

Plant hairs are called trichomes pronounced trycombs Some trichomes are factories that produce different types of chemicals that provide flavors have medicinal properties or are used in household items In many herbs such as oregano the trichomes are sunken into the surface of the leaf. Starter. : Match these pathogens to the symptoms they cause. A. B. C. 1. 2. 3. Athletes foot - Fungus. Strep Throat - Bacteria. Cold & Influenza (Flu) - Virus. Learning outcomes. State. examples of different pathogens and the diseases they cause.. Hairs. Human Hair Is . Class. Evidence. Asian. European. African. Human Hair As Class Evidence. Can often determine body area of origin. Can determine shed vs. forcibly removed. Can often determine racial origin. Evidence. Human hair is one of the most frequently . found. pieces of evidence at the scene of a violent crime. Unfortunately, hair is not the best type of physical evidence for establishing . identity. Trace Evidence: Hair. Forensic Science. Unit 5.1: Hair. Table of Contents. Structure. Medulla Variations. Pigment Analysis. Roots. Racial Origin. Body Hair. Human vs. Animal Hair. Animal Hair Identification. Can only compare head hair to head hair. or . pubic hair to another pubic hair. Control hairs from suspect:. 50 full length head hairs. minimum of 24 pubic hairs. HAIR . is useful as forensic evidence because its protein polymers are…. Agriculture Teacher/FFA Advisor. Introduction. Taxonomy is the science of classifying and identifying plants.. Scientific names are necessary because the same common name is used for different plants in different areas of the world.. Skin Pigment. The color of your skin is due to an interaction between:. (1) epidermal pigmentation. (2) dermal circulation. Epidermal Pigmentation. Two pigments present in the epidermis:. (1) Carotene – orange-yellow pigment found in the stratum . IntroductionHuman hair is one of the most frequently found pieces of evidence at the scene of a violent crime It can provide a link between the criminal and the crimeFrom hair one can determineIf the Chapter 11. Hair as . Evidence. Human hair is one of the most frequently . found. pieces of evidence at the scene of a violent crime. Unfortunately, hair is not the best type of physical evidence for establishing . Bellringer. Learn the three main parts of hair and how they can be used to identify the difference between human and animal hair.. Objective. Criminals do not intentionally leave hair evidence behind, and hair is not used to commit a crime (like a knife might be). found. pieces of evidence at the scene of a violent crime. Unfortunately, hair is not the best type of physical evidence for establishing . identity. . It is not possible to show with any certainty that two hairs came from the same person or animal. However, hair can be used to . have a lot in common with pimples. They show up uninvited, seemingly with the sole purpose of annoying the crap out of you. And, since the y’re right there , you might be tempted to take matters in Chapter 10. Trace Evidence. A category of physical evidence which includes any small pieces of material, man-made or naturally occurring. Most common examples:. Hair. Fiber. Forensic Use of Hair. Although it is not yet possible to individualize a human hair to any single head or body through its morphology, it still has great value as physical evidence.. Dr. . Darshan Dubey. Institute of Pharmacy, . Vikram. University, Ujjain. COTTON / RAW COTTON . Synonym: . Purified cotton. . Biological Source:. . trichomes. of seeds of cultivated species of .