Chapter5 Fall07 Lecture Notes

Chapter5 Fall07 Lecture Notes - leafs upper surface...

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1 Photosynthesis 12H 2 O + 6CO 2 6O 2 + C 6 H 12 O 6 + 6H 2 O water carbon dioxide oxygen glucose water LIGHT ENERGY in-text, p. 75 ENZYMES Fig. 5.4 leaf’s upper surface photosynthetic cells two outer layers of membrane inner membrane system (thylakoids) stroma Chloroplast Cyanobacterium Wavelength of light (nanometers) shortest wavelengths (most energetic) range of most radiation reaching Earth’s surface range of heat escaping from Earth’s surface longest wavelengths (lowest energy) Sunlight as an energy source
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2 Fig. 6.6a Pigments Wavelength absorption (%) Wavelength (nanometers) Chlorophyll beta-carotene phycoerythrin (a phycobilin) Other Pigments Wavelength (nanometers) beta-carotene phycoerythrin (a phycobilin) Other pigments Fig. 5-4d, p.75 sunlight sunlight Where the two stages of photosynthesis occur inside the chloroplast light- dependent reactions light- independent reactions CO 2 sugars NADPH, ATP NADP + , ADP O 2 H 2 O Location of Photosynthetic Reactions Overview of Photosynthetic Reactions 12H 2 O sunlight Calvin- Benson cycle 6O 2 NADP + ADP + P i 6 RuBP 12 PGAL P phosphorylated glucose 6H 2 O 6CO 2 ATP NADPH Fig 5.11
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This note was uploaded on 01/05/2009 for the course BIO 111 taught by Professor Goschke during the Spring '07 term at Cal Poly.

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Chapter5 Fall07 Lecture Notes - leafs upper surface...

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