chapter_10 - Plant Metabolism Outline Enzymes...

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Plant Metabolism
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Outline Enzymes Photosynthesis Light-Dependent Reactions Light-Independent Reactions C 4 and CAM Photosynthesis Respiration Glycolysis Krebs Cycle Electron Transport Chain
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Enzymes and Energy Transfer Enzymes Reactions Anabolism = making bonds Catabolism = breaking bonds Endergonic = uses energy Exergonic = releases energy
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Enzymes and Energy Transfer Reactions Oxidation-Reduction Reactions - Oxidation = loss of electrons - Reduction = gain of electrons - Coupled reactions
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Photosynthesis Plants produce stored energy in the form of sugars Anabolic/endergonic reaction Takes place in chloroplasts Requires chlorophyll and enzymes
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Photosynthesis Overall equation: 6CO 2 + 12H 2 O + light C 6 H 12 O 6 + 6O 2 + 6H 2 O
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Photosynthesis Light-dependent reactions Occur in thylakoid membranes of chloroplasts Chlorophyll b and carotenoids direct light energy to chlorophyll a - Photosynthetic units Energy is passed on to acceptors
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Photosynthesis Each pigment has its own distinctive pattern of light absorption
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chapter_10 - Plant Metabolism Outline Enzymes...

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