Answer:
The glove is a physical evidence that could be used by forensic scientist to perform an identification test. There are quite a number of elements that could be attached to a glove in a crime scene such as chemicals, organisms, genetic cells etc. There are many techniques such as Spectrometer and Chromatography.
Explanation:
Some people would answer that a hair strand would be the answer, however; if you found a hair strand you will probably want to run a DNA test to find out if you can find one of the individuals involved in the crime or victims.