Try It

Complete the lesson review. Choose the correct answer for each of the following questions.

  1. Who was the first American convicted using DNA evidence?
    1. Colin Pitchfork
    2. OJ Simpson
    3. Sam Shepard
    4. Tommie Lee Andrews

    2. Answer: Tommie Lee Andrews was the first American convicted using DNA evidence.


  2. CODIS stands for:
    1. Copies Of DNA In System
    2. Combined DNA Index System
    3. Combined DNA Identity Set
    4. Copied DNA Identity System

    3. Answer: CODIS stands for Combined DNA Index System.


  3. How many standard regions of DNA vary among individuals and are used to compare DNA samples?
    1. 13
    2. 10
    3. 8
    4. 4

    4. Answer: There are 13 standard regions of DNA vary among individuals and are used to compare DNA samples.


  4. Which of the following acronyms refers to a computer database of DNA profiles?
    1. STR
    2. AFIT
    3. CODIS
    4. FBI

    5. Answer: CODIS refers to a computer database of DNA profiles.


  5. Small regions of DNA that consist of repeating base sequences and vary among individuals are called:
    1. DNA
    2. CODIS
    3. AFIS
    4. STR

    6. Answer: Small regions of DNA that consist of repeating base sequences and vary among individuals are called STR.


  6. STR stands for
    1. Single Thymine Repeats
    2. Short Tandem Repeats
    3. Short Thymine Regions
    4. Single Tandem Region

    7. Answer: STR stands for Short Tandem Repeats.


  7. Who was the doctor convicted of murdering his wife in the 1950’s but most likely could have been exonerated with DNA evidence?
    1. Alec Jeffreys
    2. Tommie Lee Andrews
    3. Sam Shepard
    4. OJ Simpson

    8. Answer: Sam Shepard was the doctor convicted of murdering his wife in the 1950’s but most likely could have been exonerated with DNA evidence.

 

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