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Luminol Test and Blood Sample Collection for DNA Fingerprinting
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Luminol Test and Blood Sample Collection for DNA Fingerprinting

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@ExtraordinaryIndianapolis

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Questions and Answers

What anticoagulant is typically used in a 'purple top' vacutainer tube for blood collection?

  • Heparin
  • Citrate
  • EDTA (correct)
  • Oxalate

    • Which method is used for dried blood stains when the stain is transferred to a swab moistened with sterile water or saline?

  • Cutting
  • Elution
  • Scraping
  • Swabbing (correct)

    • What is the purpose of using an anticoagulant in blood collection vacutainer tubes?

  • To preserve DNA evidence
  • To enhance the color tests
  • To prevent contamination of the sample
  • To prevent the blood from clotting (correct)

    • Which test is known to be less sensitive than the Kastle-Mayer and Leuco-malachite green tests for identifying blood?

    <p>Teichmann and Takayama test</p> Signup and view all the answers

    Which method involves using a small amount of saline or distilled water to dissolve a dried blood stain?

    <p>Elution</p> Signup and view all the answers

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