Lect0602 - Energy flow through an ecosystem G = H - TS...

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Energy flow through an ecosystem Energy flow through an ecosystem Producers (plants and other photosynthetic organisms) Consumers (including animals) SUNLIGHT SUNLIGHT Ecosystem HEAT HEAT Chemical Energy Chemical Energy G = H - TS Negative feedback B A C D Enzyme 1 Enzyme 1 Enzyme 2 Enzyme 3 D D D D D D D D D D C B A Negative feedback Reactant (Substrate) Product
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Positive feedback W W X Y Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Y X Enzyme 4 Enzyme 5 Enzyme 6 Enzyme 4 Enzyme 5 Enzyme 6 Positive feedback Diversity Bacteria are the most diverse and widespread prokaryotes, and are now divided among multiple kingdoms. Each of the rod-shaped structures in this photo is a bacterial cell. Protists (multiple kingdoms) are unicellular eukaryotes and their relatively simple multicellular relatives. Pictured here is an assortment of protists inhabiting pond water. Scientists are currently debating how to split the protists into several kingdoms that better represent evolution and diversity. Kingdom Plantae consists of
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This note was uploaded on 09/17/2009 for the course BIO G 101-104 taught by Professor Michealbradshaw during the Spring '09 term at Cornell University (Engineering School).

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Lect0602 - Energy flow through an ecosystem G = H - TS...

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