《植物生理学》课程PPT教学课件（双语版）Part 1 Photosynthesis

Biosynthesis of chlorophylls and hemes peouxchkewp y lidea

Biosynthesis of chlorophylls and hemes

1.2.3 Carotenoids and xanthophylls participate in light absorption and photoprotection

1.2.3 Carotenoids and xanthophylls participate in light absorption and photoprotection

Phytoene desaturas 人入人入 人~人、人人 Lycopene B-cyclase Lycopene B-cyclase+Ls t-Hydroxyla Violaxanthin de-epo High light only Zeaxanthin High light only Violaxanthin Neoxanthin

1.2. 4 Absorption spectra of chlorophylls and other photosynthetic pigments

1.2.4 Absorption spectra of chlorophylls and other photosynthetic pigments

UV Violet Blue Green Yellow Orange Red IR Chlorophyll a Visible solar spectrum Chlorophyll b Bacteriochlorophyll a 400 500 Wavelength(nm) (B)Other photosynthetic pigments Uv Violet Blue Green Yellow Orange Red IR Visible solar spectrum Phycoerythrin Phycocyanin 400 500 600 700 800 Wavelength(nm)