What Do You Know About DNA Profiling? Trivia Questions Quiz

18 Questions | Total Attempts: 38

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What Do You Know About DNA Profiling? Trivia Questions Quiz

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Questions and Answers
  • 1. 
    The process where DNA is cut and placed on a gel where it moves based on size to create a pattern is known as Gel Electrophoresis.
    • A. 

      True

    • B. 

      False

  • 2. 
    DNA in a gel electrophoresis separates based on its size.
    • A. 

      True

    • B. 

      False

  • 3. 
    When DNA moves through the gel, the larger size fragments travel the furthest.
    • A. 

      True

    • B. 

      False

  • 4. 
    DNA can be extracted from blood, semen, saliva, and hair follicles.
    • A. 

      True

    • B. 

      False

  • 5. 
    By comparing the DNA from a crime scene to various suspects, forensics examiners can link a suspect to a crime scene.
    • A. 

      True

    • B. 

      False

  • 6. 
    A gene that has more than one alternating form, like those that code for various blood types is known as a(n): 
    • A. 

      Allele

    • B. 

      Chromosome

    • C. 

      Gene

    • D. 

      STR

  • 7. 
    There are 46 __________________ in human cells, which are long strand of DNA found in the nucleus.
    • A. 

      Chromosomes

    • B. 

      Alleles

    • C. 

      Genes

    • D. 

      PCRs

  • 8. 
    A molecule labeled with a radioactive isotope that attaches to a particular sequence of DNA is known as a: 
    • A. 

      Probe

    • B. 

      PCR

    • C. 

      Allele

    • D. 

      Chromosome

  • 9. 
    The pattern of DNA fragments created through the process of gel electrophoresis.
    • A. 

      DNA Fingerprint

    • B. 

      PCR

    • C. 

      STR

    • D. 

      VNTR

  • 10. 
    A method of separating DNA molecules based on size by passing them through a agarose gel to create a DNA fingerprint.
    • A. 

      Electrophoresis

    • B. 

      Gene

    • C. 

      PCR

    • D. 

      STR

  • 11. 
    A method used to replicate small samples of DNA in to millions of copies is known as
    • A. 

      PCR

    • B. 

      STR

    • C. 

      VNTR

    • D. 

      Restriction enzyme

  • 12. 
    A segment of DNA that codes for a protein or trait.
    • A. 

      Gene

    • B. 

      Allele

    • C. 

      Chromosome

    • D. 

      PCR

  • 13. 
    A molecule that cuts a DNA molecule at a specific base sequence.
    • A. 

      Restriction Enzyme

    • B. 

      PCR

    • C. 

      STR

    • D. 

      VNTR

  • 14. 
    Tandem repeats of short DNA sequences 2-5 base pairs in length.
    • A. 

      STR

    • B. 

      VNTR

    • C. 

      PCR

    • D. 

      Allele

  • 15. 
    GGCTCTGGATCGCTAG|GGCTCTGGATCGCTAG|GGCTCTGGATCGCTAG The DNA code above repeats 3 times and would be classified as a
    • A. 

      Variable number tandem repeat

    • B. 

      Short tandem repeat

    • C. 

      PCR

    • D. 

      Gel Electrophoresis

  • 16. 
    DNA from a Crime Scene was deposited in row 1. DNA was obtained from suspects Bob, Sue, John , and Lisa. Which suspects DNA matches the crime scene DNA?
    • A. 

      Bob

    • B. 

      Sue

    • C. 

      John

    • D. 

      Lisa

  • 17. 
    P=Crime Scene DNA, S1=Suspect 1, S2= Suspect 2, S3=Suspect 3. Which suspect left DNA at the Crime Scene?
    • A. 

      P

    • B. 

      S1

    • C. 

      S2

    • D. 

      S3

  • 18. 
    DNA from a crime scene matched that of a suspect. This means that the suspect, without a doubt, committed the crime. 
    • A. 

      True

    • B. 

      False