Questions from Crime and Investigation

Q: When the SEM’s primary electron beam bombards a specimen, it causes

When the SEM’s primary electron beam bombards a specimen, it causes the emission of: A) Electrons from elements of the upper layer of the specimen. B) X-rays from the target. C) Gamma rays from the...

Q: A drug recognition expert (DRE) can: A)

A drug recognition expert (DRE) can: A) Identify street drugs by their appearance. B) Help a drug user acknowledge his/her habit and suggest ways to become drug-free. C) Determine whether a person h...

Q: What type of evidence would be expected to have trace elements?

What type of evidence would be expected to have trace elements? A) Glass and metal objects B) Paint and bullet fragments C) Soil and gun primer particles D) All of the above 2) In a simple emissi...

Q: The atoms of hydrogen, deuterium, and tritium all have the

The atoms of hydrogen, deuterium, and tritium all have the same number of protons, but differ in the number of neutrons they possess. These substances are: A) Elements. B) Compounds. C) Molecules. D)...

Q: Which coating provides resistance to corrosion? A) Electrocoat primer

Which coating provides resistance to corrosion? A) Electrocoat primer B) Primer surface C) Basecoat D) Clearcoat 22) Which coat represents the “eye appeal”? A) Electrocoat primer B) Primer surface...

Q: Which blood components are directly pertinent to the forensic aspects of blood

Which blood components are directly pertinent to the forensic aspects of blood identification? A) Platelets B) Blood serum C) Red blood cells D) Both B and C 2) In routine blood banking, which a...

Q: Luminol can be used at crime scenes to: A)

Luminol can be used at crime scenes to: A) Detect traces of blood without compromising potential DNA typing. B) Make hair evidence fluoresce. C) Light up the crime scene with a high degree of illumin...

Q: What is true about monoclonal antibodies? A) They are

What is true about monoclonal antibodies? A) They are produced utilizing rapidly multiplying blood-cancer cells. B) They are produced by injecting a mouse with an antigen. C) They are expected to be...

Q: During the production of monoclonal antibodies, which step is NOT followed

During the production of monoclonal antibodies, which step is NOT followed? A) Inject an animal with the antigen of interest. B) Remove the animal’s spleen cells. C) Fuse the spleen cells to malignant...

Q: The technology of DNA typing had its beginnings in 1985 with the

The technology of DNA typing had its beginnings in 1985 with the work of: A) Henry Lee. B) Francis Crick. C) James Watson. D) Alec Jeffreys. 2) DNA is a(n): A) Protein. B) Starch. C) Polymer. D...