big bio test tomorrow ....mostly ranting

  1. any easy way to remember the carbon, water, and nitrogen cycle ??? plus the test is over stuff like biomes, biotic and abiotic factors, determining how predators, deadfeeders, simbiotes, and photosynthetics get their food. also have to draw food chain/webs and trophic levels. yes im just beginning my way to becoming a nures..i gotta long way to go !!!
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    About runner19

    Joined: Feb '07; Posts: 69