Criminalistics
Forensic Biometrics
Hairs
DNA
Fun CJ Facts
100

This is study of the anatomy of a crime scene. 

Forensic science
100

This movie was one of the first to show biometrics. 

Back to the Future (1 or 2)

100

This is the number of full hair strands that must be collected for testing.

25

100

Short tandem repeat is used to identify 2 main characteristics.

Sex identification and weight estimate

100

This is the person who goes on trial.

Defendant

200

This unit examines firearms, discharged bullets, cartridge cases, shotgun shells, and ammunition.

Firearms Unit

200

This is an example of a physiological biometric.

Fingerprints, hand, iris, retina, facial scans

200

This is the type of microscope to use to test hairs. 

Comparison microscope

200

This case used DNA to determine who the serial killer was. 

The Boston Strangler

200

This person is the one who brings charges against a defendant. 

The Prosecutor 

300

This must undergo scientific inquiry. 

Physical evidence

300

This is an example of a behavioral biometric

Handwriting, voice, keystroke, gait recognition

300

Microscopic hair comparisons must be confirmed by what. 

Additional DNA. 

300

Mitochondrial DNA comes from what lineage side. 

Maternal

300

A person can only be arrested if there is 

Probable cause 

400

An individual whom the court determines to possess knowledge relevant to the trial not expected of the average layperson. 

Expert witness

400

This is the colored section around the pupil.

Iris

400

True of False: Can the Ancestral Origin of Hair be Determined?

True: but must be cautious 

400

How many DNA-bearing cells are needed to obtain an STR profile?

Only 18

400

A case that is not solved for a number of years is called a 

Cold case

500

This part of the body never decomposes. 

Teeth

500

This biometric analysis is used in "have you seen me" posters. 

Facial recognition 

500

If a person moves across the country over the course of a year, that movement will be reflected in how many centimeters (or inches) of growth.

12 centimeters (or 4.7 inches) of hair growth

500

This DNA is known to come from skin cells transferred onto the surface of an object by simple contact

Touch DNA

500

The CJ system is made up of 3 main areas. What are they?

Cops, courts, corrections