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Metabolism

Metabolism. Anabolism Catabolism. Energy Capture. Oxidation Electron loss Reduction Electron gain Redox Coupled reactions. AUTOTROPHY Photoautotroph Carbon source Energy source Chemoautotroph Carbon source Energy source. HETEROTROPHY Photoheterotroph Carbon source Energy source

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Metabolism

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  1. Metabolism • Anabolism • Catabolism

  2. Energy Capture • Oxidation • Electron loss • Reduction • Electron gain • Redox • Coupled reactions

  3. AUTOTROPHY Photoautotroph Carbon source Energy source Chemoautotroph Carbon source Energy source HETEROTROPHY Photoheterotroph Carbon source Energy source Chemoheterotroph Carbon source Energy source Metabolic Lifestyles

  4. Enzymes • Role • Structure • Apoenzyme • Cofactor • Holoenzyme

  5. Enzyme Sites • Active Site

  6. Competitive Non-competitive Enzyme Inhibition

  7. Temperature pH Enzyme concentration Reactant concentration Reaction Rate Influences

  8. Glycolysis – Universal Step 1 • Substrates: • Products: • Energy yield 2 ATP + 2 NADH(?)

  9. Fermentation • Pyruvate is reduced • Acid fermentation • Alcohol fermentation • NAD+ recreated • Energy?

  10. Aerobic Respiration • = Krebs Cycle + ETC • Krebs: • Substrate • Products • Energy yield 4 ATP + 8 NADH (2 from creating Acetyl CoA) + 2 FADH2

  11. Electron Transport Chain • Redox reactions • Electron carriers types • Terminal electron acceptor

  12. Anaerobic Respiration • Final electron acceptor differences

  13. Fat Catabolism • Glycerol • Fatty Acids

  14. Protein Catabolism • Deamination • Carbon skeleton usage

  15. Photosynthesis/ Energy • Light dependent • Photophosphorylation • Light independent • Carbon fixation • Energy Uses

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