Photosynthesis

 

Photosynthesis Release

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Chlorophyll captures sunlight, creates a proton gradient, which makes ATP as a form of energy storage. In addition to ATP energy, organisms also needed a source of reducing power (NADPH or H2O).

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Comparison to photosynthesis release I. Uses more energy; produces ATP as energy and NADPH as reducing source; generates oxygen as a waste product. Structure and the evolution of the chloroplast.

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Carbon and Energy Sources–Introduction

Inorganic and organic carbon sources. Solar and chemical energy sources. Oxidation and reduction. Definition and examples of autotrophs and heterotrophs.

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Autotrophs and the Calvin Cycle

Basic Calvin cycle: Converts carbon dioxide into glucose, uses ATP and NADPH.

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Oxygenic and Anoxygenic Photosynthesis

Brief overview. Formation of energy and reducing power (NADPH) for the Calvin cycle. Evolution of oxygen. Niche for the photosynthetic bacteria that carries out anoxygenic photosynthesis.

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Chemosynthesis

Energy from various redox reactions. Also creates energy and reducing power (NADPH) for the Calvin cycle.

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System for Bacteria

Environment and conditions of deep sea volcano for chemosynthetic bacteria.

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Glycolysis–ATP as Energy Currency

Use glycolysis as an illustration of chemical reactions. Emphasis on the production of ATP as an energy currency.

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Photosynthesis–Chemical Reactions

Steps and comparison between cyclic and non-cyclic photosynthesis that produce proton gradients for ATP production.

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Classification of Autotrophs and Heterotrophs

Classification of organisms based on carbon source, energy source, and electron donor. Name, definition and examples from each class.

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Heterotrophs and Photosynthesis

Biochemical reactions involved for heterotrophs including: Photosynthesis, chemosynthesis, and the dark reactions (Calvin cycle).

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Photosynthesis–Dark Reactions and Carbon Incorporation

Plant uptake and incorporation of carbon dioxide.

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Electron Donors and Acceptors

Various compounds used as electron donors and acceptors in respiration and chemosynthesis.

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Photosynthesis–Conceptual Questions

Overview and evolution of photosynthesis.

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Light Reactions–Cyclic and Non-cyclic Photosynthesis

Comparison and steps in cyclic and non-cyclic phosphorylation.

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Carbon and Energy Requirements–Bacteria

Examples of three types of bacteria characterized based on requirements of light, carbon source, and electron source.

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Early Evolution

RNA world, cyclic photosynthesis and non-cyclic photosynthesis.

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Respiration and Photosynthesis–Practice I

Carbon and electron sources for processes in respiration and photosynthesis. Energy storage in bonds for coupled reactions. Includes good diagrams of chemical reactions in glycolysis and the Krebs cycle.

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Respiration and Photosynthesis

Carbon, electron and energy sources for processes in respiration and photosynthesis.

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