forensics_chap13.txt

  1. The national DNA database in the US has standardized _________ STRs for entry into the database.
    13
  2. Recombinant DNA relies on the ability of chemicals known as __________ to cut DNA into fragments.
    Restriction enzymes
  3. DNA is actually a very large molecule made of linking a series of _________ to form a natural polymer.
    Nucleotides
  4. The short length of STRs allow them to be replicated by ________.
    PCR (polymerase chain reaction)
  5. The structure of DNA requires the pairing of A to ___ and G to ____.
    A-T, G-C
  6. A nucleotide is composed of a _______, a _________, and a ___________.
    5 carbon sugar, nitrogenous base, and a phosphate.
  7. DNA fragments can be sorted according to their size by using ____________.
    Electrophoresis.
  8. The synthesis of new DNA from existing DNA is called __________.
    replication
  9. A quantity of DNA is that is below the normal level of detection is known as ___________.
    Low copy number.
  10. _________ is a genetic locus useful for determining gender.
    Amelogenin gene
  11. Whole blood collected for DNA typing purposes must be placed in a vacuum sealed container with the preservative ___________.
    EDTA
  12. The typical STR DNA type emanating from a single individual will show a ___________ band pattern.
    Double band pattern (two band)
  13. The base sequence TGCA can be paired with the sequence _________ in a double helix configuration.
    ACGT
  14. In RFLP DNA typing, restriction enzymes are used to cut out sequences of DNA having different ___________.
    lengths
  15. The inherited traits that are controlled by DNA arise out of DNA's ability to direct the synthesis of ________.
    proteins
  16. The YSTR typing has utility when one is confronted with a mixture containing one or more _________ contributor(s).
    Male
  17. In RFLP DNA typing, DNA fragments are transferred to a nylon membrane by a process called ___________.
    Southern Blot
  18. _________ is the process of joining two complimentary strands of DNA to form a double helix.
    Hybridization.
  19. CODIS, which stands for ________________, is the software maintained by the FBI.
    Combined DNA Index System.
  20. _________ and _________ techniques where used to identify 5 drops of blood at the crime scene to be that of OJ Simpson.
    RFLP and PCR.
  21. Watson and Crick demonstrated that DNA is composed of two strands coiled into a ___________.
    double helix.
  22. ___________ are derived from a combination of up to 20 known amino acids.
    Proteins
  23. Each gene is actually composed of ___________ specifically designed to carry out a singlebody function.
    DNA
  24. DNA fragments can be separated and identified by __________.
    capillary electrophoresis.
  25. The amelogenin gene will show one band for a ___________ and two bands for a __________.
    female, male.
  26. Specimens amenable to DNA typing are __________, ___________, ____________, and ___________.
    Blood, semen, body tissues, and saliva.
  27. In RFLP DNA typing, a _________ labeled probe is used to visualize the separated DNA fragments.
    Radioactive
  28. A ______ is a short strand of DNA used to target a region of DNA for PCR.
    Primer.
  29. ________ is a procedure used to determine the order of the base pairs that comprise DNA.
    DNA sequencing.
  30. OJ Simpson's blood was found at the crime scene and is believed to have come from a wound that he had received to one of his _____________.
    fingers
  31. Enzymes known as DNA _________ assemble new DNA into a proper base sequence during replication.
    Polymerase
  32. Small amounts of blood are best submitted to a crime lab in a _________ condition.
    Dry.
  33. Short DNA segments containing repeating sequences of 3-7 bases are called
    STRs.
  34. _________ regions of mitochondrial DNA have been found to be highly variable in the human population.
    2
  35. The concept of _________ involves the simultaneous detection of more than one DNA marker.
    Multiplexing.
  36. ________ different bases are associated with the make up of DNA.
    4.
  37. Mitochondrial DNA is ______ plentiful in the human cell than nuclear DNA.
    More.
  38. YSTRs are located on the __ chromosome.
    Y.
  39. __________ are cells derived from the inner cheek lining.
    Buccal
  40. The fundamental unit of heredity is the _____.
    Gene
  41. The longer the DNA strand, the ________ susceptible it is to degredation.
    More.
  42. Mitochondrial is from _______
    mom.
  43. The production of AA is controlled by a sequence of 3 bases on the _________
    DNA molecule
  44. The probe has the sequence ____________
    ATC
  45. In RFLP,
    Restriction enzymes are used to cut out repeating sequences.
  46. PCR -
    Polymerase Chain Reaction.
  47. STR -
    short tandem repeat
  48. RFLP -
    restriction fragment length polymorphism.
  49. An unstained object next to an area upon which biological material has been deposited is called a ___________.
    substrate control.
  50. Janitor who had the mental capacity of an 8 year old:
    David Allen Jones
  51. Wrongfully convicted for raping a woman who later confessed she made it up due to domestic violence:
    Gary Dotson
  52. Served 20 years doe a death sentence. recently had his case re..opened? :
    Paul House
  53. Wrongfully convicted because was in the car of a murder rape victim. 24 years. :
    Robert Clark
  54. Wrongfully convicted. 3-day trial. 24 years. :
    Robert Clark
  55. Spent 35 years in prison for rape of a 13 year old when really his brother had raped her.
    Arthur Murphrey
  56. Wrongfully convicted of raping a 38 year old & a 12 year old & tying them to trees :
    Alan Cotzer
  57. 8 years in prison because evidence was illegally withheld. :
    Kirk Bloodsworth
  58. Served 11 years of a life sentence for...of a 19 year old girl..due to a dream... :
    Rolandro Cruz
  59. Conviction overturned in 1994:
    Earl Washington
Author
mahekp
ID
77682
Card Set
forensics_chap13.txt
Description
TEst.
Updated