Overview

isotope tracer


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Radioactive isotope, whose movement can be monitored, that is used to trace the pathways by which individual substances move through an organism, a living system, the abiotic environment, etc. Non-radioactive chemical analogues of certain substances may be used for the same purpose if their movement can be monitored (e.g. caesium, which can be substituted for potassium).

Subjects: Ecology and Conservation — Earth Sciences and Geography.


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