Forensic Collection Flashcards
You’ve retrieved two spent bullets from an illegal kill have submit them from the lab. What can they tell you?
Probable make, model, caliber, fired from the same riffle
Could you use morphology for a bird wing?
Yes
Could you use morphology for deer hair?
Yes
Could you use morphology for blood?
No
DNA can be used for a number of determinations. What determinations can DNA not make?
Age
What is the biggest limiting factor when it comes to DNA?
Cost
For some evidence you cannot use morphology but instead must be sent to the lab. What is that evidence called?
Trace
A wildlife autopsy is an autopsy performed on an animal.
False
Determining the make, model, and size of a boot that left a footwear impression is what type of characteristic?
Class
What are some of the biological specimens from which you can extract DNA?
Hair, Blood, Skeletal, Antlers, Organs, Teeth
US fish and Wildlife lab is the only forensic wildlife lab in the world.
False
What is Forensic Analysis?
Applying the principles of science and medicine to the analysis of real (physical) evidence
Examining the form and structure of an object such a bird wing is what?
Morphology
The basic concept behind DNA figure printing is that each animal, even identical twins have a unique DNA
False, animals cannot have identical twins
What are the 3 primary purposes of biological analysis in an environmental investigation?
Species Identification
Individual Identification
Cause, Manner and Time of Death
What does Individual Identification determine?
Gender
If samples came from the same animal
How many animals are represented in a collection of samples
What can a DNA sample reveal in environmental investigations?
Species Identification
Gender Identification
Individual Identification
Minimum number of animal samples
Parent- Off spring relationship
What are the 3 degrees of non-biological evidence?
Gross Characteristics
Class Characteristics
Accidental Characteristics
What are Gross Characteristics?
The type of evidence ex. spent bullet casing
What are Class Characteristics?
Characteristics that determine design prior to manufacture ex. riffling pattern
What are Accidental Characteristics?
These occur during manufacture or after due to wear, corrosion etc.
