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The New England Journal of Medicine. University of MARYLAND MEDICAL CENTER. Masukkan alamat surat elektronik Anda untuk mengikuti blog ini dan menerima pemberitahuan tentang tulisan baru melalui surat elektronik.
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Energy flow and nutrient cycles support life in ecosystems. I can explain how energy flows through food chains, food webs, and food pyramids. Models that show the flow of energy from plant to animal, and animal to animal. Each step in a food chain. Plants receive energy from sunlight and produce food in the form of carbs during photosynthesis. Models of the feeding relationships within an ecosystem. Models that show the loss of energy from one trophic level to another.