1 / 16

Fig. 9-2

Fig. 9-2. Light energy. ECOSYSTEM. Photosynthesis in chloroplasts. Organic molecules. CO 2 + H 2 O. + O 2. Cellular respiration in mitochondria. ATP. ATP powers most cellular work. Heat energy. Fig. 9-19. Glucose. Glycolysis. CYTOSOL. Pyruvate. O 2 present:

curry
Télécharger la présentation

Fig. 9-2

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  1. Fig. 9-2 Light energy ECOSYSTEM Photosynthesis in chloroplasts Organic molecules CO2 + H2O + O2 Cellular respiration in mitochondria ATP ATP powers most cellular work Heat energy

  2. Fig. 9-19 Glucose Glycolysis CYTOSOL Pyruvate O2 present: Aerobic cellular respiration No O2 present: Fermentation MITOCHONDRION Acetyl CoA Ethanol or lactate Citric acid cycle

  3. Fig. 9-10 CYTOSOL MITOCHONDRION NAD+ NADH + H+ 2 1 3 Acetyl CoA Coenzyme A Pyruvate CO2 Transport protein

  4. Fig. 9-6-3 Electrons carried via NADH and FADH2 Electrons carried via NADH Oxidative phosphorylation: electron transport and chemiosmosis Citric acid cycle Glycolysis Pyruvate Glucose Mitochondrion Cytosol ATP ATP ATP Substrate-level phosphorylation Substrate-level phosphorylation Oxidative phosphorylation

  5. Fig. 9-11 Pyruvate CO2 NAD+ CoA NADH + H+ Acetyl CoA CoA CoA Citric acid cycle 2 CO2 FADH2 3 NAD+ NADH 3 FAD + 3 H+ ADP + P i ATP

  6. Fig. 9-12-8 Acetyl CoA CoA—SH NADH H2O 1 +H+ NAD+ Oxaloacetate 8 2 Malate Citrate Isocitrate NAD+ Citric acid cycle NADH 3 + H+ 7 H2O CO2 Fumarate CoA—SH -Keto- glutarate 4 6 CoA—SH 5 FADH2 CO2 NAD+ FAD Succinate NADH P i + H+ Succinyl CoA GDP GTP ADP ATP

  7. CoA—SH NADH 1 +H+ NAD+ 8 Malate Citric acid cycle 3 7 H2O CO2 Fumarate CoA—SH -Keto- glutarate 4 6 CoA—SH 5 FADH2 CO2 NAD+ FAD CO2 Succinate NADH P i + H+ Succinyl CoA GDP GTP ADP ATP

  8. Fig. 9-17 Electron shuttles span membrane MITOCHONDRION CYTOSOL 2 NADH or 2 FADH2 2 NADH 6 NADH 2 FADH2 2 NADH Oxidative phosphorylation: electron transport and chemiosmosis Glycolysis Citric acid cycle 2 Acetyl CoA 2 Pyruvate Glucose + 2 ATP + 2 ATP + about 32 or 34 ATP About 36 or 38 ATP Maximum per glucose:

  9. Fig. 9-16 H+ H+ H+ H+ Protein complex of electron carriers Cyt c V Q   ATP synthase  H2O 2 H+ + 1/2O2 FADH2 FAD NAD+ NADH ADP + ATP P i (carrying electrons from food) H+ Chemiosmosis Electron transport chain 1 2 Oxidative phosphorylation

  10. Fig. 10-16 Mitochondrion Chloroplast MITOCHONDRION STRUCTURE CHLOROPLAST STRUCTURE Diffusion H+ Thylakoid space Intermembrane space Electron transport chain Inner membrane Thylakoid membrane ATP synthase Stroma Matrix Key ADP + P i ATP Higher [H+] H+ Lower [H+]

More Related