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| Description: Biosphere The sum of all ecosystems: every region of earth’s waters, crust, and atmosphere in which organisms live. no ecosystem in the biosphere is truly isolated from any other. Picture Stats: Views: 220 Filesize: 794.25kB Height: 710 Width: 1107 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=42010 |