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200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 The Crime Scene Fingerprints/ Impression Trace Evidence Toxicology MIXED UP
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Evidence that can be associated with a group and never a single source 1-1
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Class evidence
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Statement of where a suspect was at the time of the crime. 1-2
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alibi
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The oldest forensic laboratory in the United States 1-3
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LAPD
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1-4 What are 4 units of the crime lab?
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Biology, Physical Science, Firearms, Photography, Documents (toxicology)
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1-5 What is an example of a control and why are controls necessary for crime scenes?
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An example would be a sample of blood taken from a crime scene, controls are necessary to compare crime scene evidence to suspect data.
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2-1 What are the 3 patterns of fingerprints?
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Arch, Loop, Whorl
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2-2 Of the three patterns of fingerprints, which is the most common?
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Loops
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2-3 What percentage of the population has arch fingerprints?
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5%
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2-4 Name 1 of the 3 principles of fingerprints
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Everyone has individual fingerprints, easily classfied, never change
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2-5 What are the three types of fingerprints?
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Visible, Latent, Plastic
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3-1 Restate the Locard Exchange Principle in your own words.
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Whereever you go you leave something behind.
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3-2 Which DNA base pairs with Adenine: Guanine, cytosine or thymine?
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Thymine
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3-3 A type of fibrous protein that makes up the majority of the cortex of hair
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keratin
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3-4 Look at the board, at what angle was that blood droplet made?
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90 degrees
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3-5 Draw on the board a parent drop, spine and satellite.
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See Board
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4-1 What color does the Van Urk test turn in the presence of LSD?
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Purple
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4-2 What type of drug increases the feelings of energy or alertness?
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Stimulant
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4-3 What is the difference between physical and psychological dependence?
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Physical dependence occurs when your body goes through withdrawals (only body is dependent) psychological is when you make excuses for why you have to have the drug
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4-4 What is the difference between qualitative and quantitative data?
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Qualitative tells you what drugs you have, quantitative tells you how much you have.
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4-5 The Marquis color test is a screening test for which drug?
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Heroin
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5-1 The most heavily abused drug in the Western world
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Alcohol
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5-2 Who is John Dillinger?
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20’s gangster who removed his fingerprints in an attempt to escape the law
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5-3 An elderly woman dies after being kept from receiving proper health care by her children. The manner of her death would be:
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Accident
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5-4 What are the 3 types of evidence?
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Physical, trace, testimonial
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5-5 Is blood class or individual evidence?
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Both
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