Exam 5: Laboratory and Technical Services

Neutron activation analysis is a technique used to analyzed gunshot residue.

A _____ microscope is used in ballistic examinations.

The most common cipher used by criminals is the _____ cipher.

The problem of DNA material being contaminated, degraded, or of insufficient quantity can be surmounted by _____ chain reaction.

In making the determination that bullets, shells, or cartridge cases were fired from a specific weapon, the criminalist would use which piece of laboratory equipment?

The laboratory process which a criminalist might use to restore obliterated serial numbers on firearms and other metal objects is called what?

Argon-ion lasers are widely used in the detection of latent fingerprints.

Most states are now building DNA databases by collecting and testing DNA samples from individuals convicted of sexual assaults and often homicide. The FBI is supporting these databases by linking them together into a national database known as:

The crime lab cannot determine with any degree of certainty if a weapon was used in other crimes.

The distinctive signature of handguns and other metallic weapons is developed through the use of the neutron activation analysis technique.