Question

Detective Arenas believes that he has found the scene of a crime. He would like to know if there was blood present.

Which test should he perform?

DNA fingerprinting

toxicology tests

luminol testing

paternity testing
Drug use is suspected in the death of a young woman. Which test should investigators perform to determine if their suspicion is correct?

DNA fingerprinting

toxicology tests

blood type analysis

genetic testing

Answer 1

1) Luminol testing — it detects trace amounts of blood (chemiluminescence when hemoglobin is present).

2) Toxicology tests — they screen for drugs, poisons, and their metabolites in blood, urine, or tissues.