Figure3-0Onsunny days the oxygenreleasedbyaquatic plants maysometimes be visible as bubbles in the water. This plant(Elodeasp.)isactivelycarryingonphotosynthesis.(BerndWittich/VisualsUnlimited)
Figure 3-0
doubleoutermembranemembraneinnermembrane-granastroma500nmb.a.Figure 3-1Chloroplaststructure.a,Electron micrograph.b.Generalized drawing in which theouterand innermembranehas been cut awayto reveal thegrana
Figure 3-1
(A)ChlorophyllsHCH3CH3CHOH:HHaCHABBHCHaCNNNChlorophyllbMgHBacteriochlorophyllaH3CNNCH3DHEHCH2HCH2COOCH3O=CoCH2CHIlC-CH3(CH2)3HC-CH3(CH2)3HC-CH3(CH2)3Figure 3-2CHCH,CH3Chlorophyll a
Figure 3-2
(B)Carotenoids(C)BilinpigmentsHOCH3H,CCH33NHCHCHH,C--CHCHCH-H3CHCCHNHHCHOOC-CH,-CH,CHH-HOHOOC-CH,-CH2CH/HCNCHH3CHHOCHHHCHCCHNHH,C-HCH,C=CH1ICHOHCCH3H.CPhycoerythrobilinH,CFigure 3-3β-Carotene
Figure 3-3
Table 3-1 Characteristic of light of different wavelengthslightkJ/EinsteinWavelength(nm)297<400ultraviolet289violet400~425blue259425~490222490~560green209yellow560~580197580~640orange172red640~740