What is forensic science?
The application of scientific methods and techniques to legal matters (crime).
What is the shape of DNA called?
A helix/double helix
What are the 3 kinds of fingerprints?
Loop, Whorl, Arch
____ can prevent contamination of suspect/evidence collection.
Gloves
Splatter or Spatter????
SPATTER
How does the suspect get to the crime scene?
Line of Approach
DNA's full scientific name?
Deoxyribonucleic Acid
Which fingerprint pattern has a delta?
Whorl
Is eyewitness testimony reliable?
NO
What does chromatography do?
Separates ink into different components/colors
What does a field scientist do?
Collect evidence/present at the actual scene
True or false: C always pairs with T and A always pairs with G
FALSE
What are the dots found on fingerprints called?
Minutiae
Name 3 categories of evidence.
Physical: Weapons, tool marks, broken items
Biological
Trace
Impression
Digital
Document
What was the name of the guy who was wrongfully convicted of 11M (Madrid train bombing)?
Brandon Mayfield
Name the 5 parts of a crime scene.
Line of Approach, Point of Entry, Actual Scene, Point of Exit, Line of Retreat
What does "C" always pair with?
G
What percentage of people have whorl fingerprints?
30%
What are the 3 kinds of footprints?
Visible, Latent, Plastic
On the first day, what was my lie?
I'm a freshman in college
What are the 4 search techniques when investigating a crime scene?
Spiral, Zone, Lane, Grid
Describe the process of DNA analysis.
Find the DNA – from things like blood, spit, or hair.
Take it out of the cells in a lab.
Make copies so there’s enough to study.
Look at certain parts of the DNA that are different for everyone.
Make a DNA profile – like a fingerprint made from your genes.
Compare it to a suspect’s DNA to see if it matches.
Crime scene fingerprints that can be seen without dusting are...
patent/plastic
Name 3 aspects of handwriting.
Line quality, spacing, size consistency, continuous, connecting letters, complete letters, cursive/print, pen pressure, slant, line habits, fancy curls/swirls, dots on i's and crosses on t's
Who was our YouTube forensics expert during this class??
Matt Steiner