Question

While two pieces of fabric may have the same _____, investigators may be able to find differences in their _____.
A.
color, spectral patterns
B.
luminosity, molecules
C.
transparency, weave
D.
chemical composition, shape

Answer 1

Raj needs to determine the chemical composition of trace evidence like paint and fiber. Which tool would Raj use to do this?
A.
comparison microscope
B.
scanning electron microscope
C.
microspectrophotometer
D.
gas chromatograph

Answer 2

Tim is working on a case in which the victim may have taken drugs. In order to confirm his suspicion, which tool would Tim use to see if insects have ingested drugs during the process of colonizing the human remains?
A.
toxicology analysis
B.
polymerase chain reaction
C.
scanning electron microscope
D.
time since colonization