A(n)________ is a substance that reveals its presence in one way or another and thus can be localized or monitored during an experiment.
A)trancer
B)tracer
C)phosphor
D)fluor
E)trancept

Question

Quizplus · Accepted Answer

A tracer is a substance that is used to track the movement or localization of a molecule or compound in an experiment or system. Tracers can be labeled with radioisotopes, fluorescent molecules, or other markers that allow them to be easily detected and monitored.

A(n)________ Is a Substance That Reveals Its Presence in One