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Genetics
Trace Evidence
Forensics
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100

The DNA analysis method used in most forensic criminal investigations is

(PCR) Polymerase Chain Reaction or gel electrophor.

100
What is the first task completed in the investigation of a crime scene?
The area is secured and all potential witnesses are held for questioning
100

What is the single most important factor that has contributed to the increase of crime labs in the US?

CYBERCRIME

100

What is the most important factor in the timing of the developmental cycle of an insect?

Temperature

100
Define Forensics
The application of science to law
200

What are the 2 types of tests used to determine IF its blood?

Presumptive test like: Hemestix, Precipitin and Luminol, Bluestar
200

DAILY DOUBLE!! Worth 400 points!!!

Name the 4 flat bones in Forensics:

ribs (12), sternum, scapula, skull

200

What are the 7 steps CSI takes upon arrival to a crime scene? 

Secure the CS, separate witnesses, scan the scene, photograph, sketch, search for evidence, secure collected evidence

200

What are the 6 bones used for height calculations?

Femur, Tibia, Fibula, Humerous, Ulna and Radius

200

List how many minutiae are needed to make a positive Fingerprint ID & list 6 types:

10-12; lake, bridge,spur, ridge ending, dot, bifurcation, island

300

Dad has A O- blood type; Mom has O+ B+ blood type: what are the punnett square combination possibilities for their children?

A; AB; O; B; (O blood type is recessive)

300

The number of human hairs plucked from a suspect for cross referencing:

50 hairs pulled from different places on the body

300

What are 6 that must be included on a birds-eye-view police sketch of a crime scene?

1. legend 2. scale 3. name of sketch artist

 4. case number 5. time/date 6. compass

300

The three main types of fingerprint patterns and their %in the population:

loop, whorl, arch

300

What is CODIS?

A shared FBI database for DNA typing information

stands for: Combined DNA Index System 

400
DNA Match Probability Ratio = 1 in 2 000 000 000 What does this probability ratio indicate about the DNA match?
One other person in 2 billion could have the same DNA pattern
400

What can you infer about a lot of Fiber evidence found at crime scenes:

the more fibers/trace evidence equals the more struggle that occurred

400

How can cross contamination be prevented?

Packaging all materials seperately, wearing gloves

400
One way forensic investigators might lift a fingerprint found at a potential crime scene.
fuming, talc powder, tape lifting
400
If small drops of blood are found at the scene and form distinctly round formations, do they indicate that some one was bleeding from a high distance or were they bleeding close to the ground?
bleeding close to the ground
500

What would the complementary base pair strand be to this DNA sequence:   AGCT  TAGG CTAG  AATC GTGA

TCGA  ATCC GATC TTAG CACT

500

What type of trace evidence  (2) would most likely be found at the scene of a hit and run collision?

glass and paint fragments

500

What are the 2 most expensive crimes in the US?

#1. cybercrime #2. arson

500

Entomology: the correct order of bug species arrival on a body? 

blow fly, flesh fly, house fly, skipper fly, beetle

500
What does DNA stand for? Name three biological sources of DNA
Deoxyribonucleic acid. Blood, Saliva, Tissues or other bodily fluids