Module 2 Final

Question 1

In the O.J. Simpson there were many items covered in blood were found as evidence. Both the item and the blood are considered trace evidence. (T&F)

Answer 1

False

Question 2

4 specific examples of trace evidence found by the LAPD at the crime scene and/or at the O.J. Simpson estate.

Answer 2

• Blue/black fibres found on Ron Goldman’s that matched the fibres on socks found in O.J.’s bedroom
• The blood found on a glove at the crime scene that matches a glove found in O.J.’s guest house
• Hairs found on Ron Goldman’s shirt and inside the knit cap discovered at the crime scene
• Cat hair found on the knit cap at the crime scene matched cat hair found on O.J.’s couch

Question 3

A forensic scientist is trying to identify the source of numerous hair samples found on a homicide victim. The hairs all display frayed root tips, spinous cuticle scales and unisereal medullas. What is the source of this hair?

Answer 3

A cat

Question 4

DNA analysis is completed for all hair samples found at crime scenes. (T&F)

Answer 4

False

Question 5

When is DNA analysis done in an investigation?

Answer 5

Only during investigations of serious, violent crimes

Question 6

What type of fibres are the most helpful to investigators?

Answer 6

Unique Fibres

Question 7

What is examples of uncommon natural fibres?

Answer 7

Mohair, sisal

Question 8

Fibre evidence is ____ to individualize because manufacturers produce ___ types of fabrics and they use ____ fabrics for many types of items.

Answer 8

• Difficult
• Many
• The same

Question 9

As the number of fibres found linking the victims to Wayne Williams ____ the likelihood that he is the killer ____ because it is ____ that 2 murder victims would have contact with the same person before their deaths.

Answer 9

• Increases
• Increases
• Unllikely