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Twenty Questions Subject: Forensic Science Final.

Published byClyde Pierce Lawson Modified over 8 years ago

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Presentation on theme: "Twenty Questions Subject: Forensic Science Final."— Presentation transcript:

1

2 Twenty Questions Subject: Forensic Science Final

3 Twenty Questions 12345 678910 1112131415 1617181920

4 1. What is circumstantial evidence? Evidence that cannot be postively matched to one person

5 2. Name 2 bioterrorism agents? Smallpox Anthrax Ebola Tularemia Botulism plague

6 3. When collecting DNA evidence what do you need to do? Wear gloves Place in NON-Airtight container Use a swab-

7 4. Name 3 different ridge characteristics that can be found in fingerprints. Ending ridge Enclosure Bifurcation Short ridge island

8 5. After securing the scene, what would the next 3 steps be at a crime scene? Sketch Search for Evidence Collect evidence Send to lab

9 6. What is the chain of custody? A record of every one who has touched a piece of evidence

10 7. IF you found hair, bullets, blood and a note; where would you send each piece to be tested? Hair- Biology Bullets- ballistics Blood- biology Note-questioned documents

11 8. What are the four methods of searching a crime scene? Grid Spiral Quadrant strip

12 9. Name 3 pieces of evidence that would positively identify their owner. DNA Fingerprints (other prints) Bite marks

13 10. What is a control, in forensic science? Evidence that is collected to compare other evidence to

14 11. Most serial killers in American can be described as… White males 20’s-40’s

15 12. In criminal profiling, what traits do scientists look at? someone’s personality

16 13. If identifying drugs, what test can be done at the scene? Color tests

17 14. Why would we use mt DNA? No reference sample is available The case is a very old case The body has decomposed or very badly damaged

18 15. What does a restriction enzyme do? Cut DNA in particular place

19 16. What scientist made a contribution to toxicology? Matheiu orfila

20 17. What is an example of trace evidence? Hair Fibers paint

21 18. What is an example of a low explosive? Gun powder fireworks

22 19. What are 2 viruses that can be used as bioterrorism agents? Smallpox Ebola marburg

23 20. What is PCR used for? Making multiple copies of DNA

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