Define the term ecosystem. Describe in detail the component of a fresh water ecosystem.
https://anchor.fm/s/21b20e50/podcast/play/13852334/https%3A%2F%2Fd3ctxlq1ktw2nl.cloudfront.net%2Fstaging%2F2020-05-16%2F8c4ea44c4764ccf66f9ef6e9426022e0.m4a
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