呼吸作用的生理意义 1)为植物生命活动提供能量 Membrane TRANSPORT WORK Light energy ● ECosYsTEM Solute Solute transported MECHANICAL WORK Chloroplasts (sites of photosynthesis) ADP ATP CO+HO Organi molecules 2 Mitochondria (sites of cellular respiration) Motor protein Protein moved CHEMICAL WORK ATP 国0 (powers most cellular work) Reactants Product made e1999 Addison Wesley Longman. he Heat ener
3 呼吸作用的生理意义 1）为植物生命活动提供能量
2)中间产物可转为其他有机物 Sugars Fats A , -Protein O-o-CoA Acetyl CoA Step 2 carbons enter cycle Oxaloacetic acid Acetyl CoA stokes the furnace NADH Citric acid Steps 2and③3 NAD >oco leaves cycle NADH, ATP,and co KREBS CYCLE are generated during NAD redox reactions Malic acid NADH DP Steps(4)and P FADH ATP+ Redox reactions Alpha-ketoglutaric FAD generate FADH, and acid NADH OCO, leaves cycle Succinic acid NAD+ NADH +H aDdison Wesley Longman, Ino
2）中间产物可转变为其他有机物 Sugars Fats AA Protein