Question

hair as evidence – fill - in - the - blank notes
name__________
period__________
date__________
a) introduction

1. microscopic hair analysis was once common in forensic science, but has been mostly ________ by the scientific community since ________ (introduction of dna evidence).
2. human hair is one of the most frequently found pieces of __________ at crime scenes.
3. hair cannot show with certainty that two hairs came from the same ________ or ________.
4. hair can help rule out suspects and __________ other evidence.

b) what hair can reveal

1. human or animal __________.
2. broad __________ background of an individual.
3. __________ region of origin.
4. how the hair was __________.
5. chemical tests can reveal drug use, toxins, heavy ________, and nutritional ________.
6. if the ________ is present, ________ evidence may be obtained.

c) transfer of hair

1. hair can be left at a crime scene and transferred to other locations. this is called __________ transfer.

Explanation:

Microscopic hair analysis has lost credibility due to DNA evidence. Hair is a common piece of evidence at crime - scenes. It has limitations but can still be useful in ruling out suspects and supporting other evidence. Hair can reveal species, racial background, region of origin, how it was treated, chemical information, and if the root is present, DNA evidence. Hair transfer at crime - scenes is also an important concept.

Answer:

A) Introduction

1. Discredited; the advent of
2. Evidence
3. Individual; source
4. Corroborate

B) What Hair Can Reveal

1. Species
2. Racial
3. Geographical
4. Treated
5. Metals; deficiencies
6. Root; DNA

C) Transfer of Hair

1. Secondary