1. Cellular Respiration Harvesting Chemical Energy

2. Principles of Energy Harvest Fermentation Occurs without Oxygen Cellular respiration Occurs only with Oxygen Most common catabolic pathway Fill in this summary _______ + 6O2    ______ + 6 H2O + _____ Redox reactions release energy when electrons move closer to electronegative atoms.

3. Redox reactions Xe- + Y  X + Ye- Oxidation Reduction X is the reducing agent; it becomes __________ Y is the ___________; it becomes___________. LEO says GER

4. Cellular Respiration Glucose Glucose a. _________ 2ADP B________________________ C.__________ D._________ 4ADP E.________ F.__________________

5. Cellular Respiration Glycolysis Glucose Glucose a. 2ATP 2ADP B __________________ C.__________ D._________ 4ADP E.________ F.__________________ Occurs in the cytoplasm of the cell.

6. Cellular Respiration Glucose Glucose a. 2ATP 2ADP B 2glysceraldehyde phosphate C.__________ D._________ 4ADP E.________ F.__________________

7. Cellular Respiration Glucose Glucose a. 2ATP 2ADP B 2glysceraldehyde phosphate C.2NAD+ D._________ 4ADP E.________ F.__________________

8. Cellular Respiration Glucose Glucose a. 2ATP 2ADP B 2glysceraldehyde phosphate C.2NAD+ D._2NADH 4ADP E.________ F.__________________

9. Cellular Respiration Glucose Glucose a. 2ATP 2ADP B 2glysceraldehyde phosphate C.2NAD+ D._2NADH 4ADP E 4ATP F.__________________

10. Cellular Respiration Glucose Glucose a. 2ATP 2ADP B 2glysceraldehyde phosphate C.2NAD+ D._2NADH 4ADP E 4ATP F. 2 Pyruvate Summary:  Occurs in cytoplasm  Requires 2 ATP to begin  Yields 2 NADH, net gain of 2ATP and 2 Pyruvate molecules.