Advanced Forensic DNA Extraction Techniques
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Questions and Answers

Which sample types may necessitate variations on the basic DNA extraction techniques in a forensic laboratory?

  • Touched evidence and worn clothing
  • Sebaceous glands and sweat ducts
  • Blood and shed epithelial cells
  • Semen and hair follicles (correct)

    • What is the structure in which DNA is found within the head of spermatozoa?

  • Nucleus
  • Keratinocytes
  • Acrosome (correct)
  • Epidermis

    • Which component of skin contains sebaceous and sweat glands, hair follicles, and nails?

  • Dermis
  • Subcutaneous
  • Epidermis (correct)
  • Keratinocytes

    • What types of evidence are covered under skin DNA evidence?

    <p>Touched evidence and worn clothing</p> Signup and view all the answers

    What is the most commonly encountered type of biological evidence?

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

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