1. Responses to excess light Photoinhibition and photo-oxidative damage
REWM 3500
Rangeland Plant Ecophysiology
Wednesday, September 9, 2009
Responses to excess light
Photoinhibition and photo-oxidative damage
The Xanthophyll cycle
Chloroplast movements

2. 7.19 Funnelling of excitation from antenna system toward reaction center
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3. 9.12 Excess light energy in relation to a light-response curve of photosynthetic O2 evolution
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4. 9.15 Changes in the light-response curves of photosynthesis caused by photoinhibition
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5. 7.34 Regulation of photon capture and the protection and repair of photodamage
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6. 7.35 Chemical structure of violaxanthin, antheraxanthin, and zeaxanthin
pp4e-fig jpg

7. 9.13 Diurnal changes in xanthophyll content as a function of irradiance
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8. 9.14 Chloroplast distribution in photosynthesizing cells of the duckweed Lemna
pp4e-fig jpg

9. Terms and concepts to understand:
Photoinhibition (dynamic and chronic)
Photo-oxidative damage
Carotenoids
Xanthophyll cycle
Zeaxanthin
Violaxanthin
Chloroplast movements