What are the roles of hydrogen and oxygen in the release of energy in cells?
• How is energy distributed and used inside cells?
In what forms is energy stored in living organisms?
What are the consequences of respiration for ecosystems?
C1.2.1 ATP as the molecule that distributes energy within cells
C1.2.2 Life processes within cells that ATP supplies with energy
C1.2.3 Energy transfers during interconversions between ATP and ADP
C1.2.4 Cell respiration as a system for producing ATP within the cell using energy released from carbon compounds
C1.2.5 Differences between anaerobic and aerobic cell respiration in humans
C1.2.6 Variables affecting the rate of cell respiration
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C1.2.7 AHL Role of NAD as a carrier of hydrogen and oxidation by removal of hydrogen during cell respiration
C1.2.8 AHL Conversion of glucose to pyruvate by stepwise reactions in glycolysis with a net yield of ATP and reduced NAD
C1.2.9 AHL Conversion of pyruvate to lactate as a means of regenerating NAD in anaerobic cell respiration
C1.2.10 AHL Anaerobic cell respiration in yeast and its use in brewing and baking
C1.2.11 AHL Oxidation and decarboxylation of pyruvate as a link reaction in aerobic cell respiration
C1.2.12 AHL Oxidation and decarboxylation of acetyl groups in the Krebs cycle with a yield of ATP and reduced NAD
C1.2.13 AHL Transfer of energy by reduced NAD to the electron transport chain in the mitochondrion
C1.2.14 AHL Generation of a proton gradient by flow of electrons along the electron transport chain
C1.2.15 AHL Chemiosmosis and the synthesis of ATP in the mitochondrion
C1.2.16 AHL Role of oxygen as terminal electron acceptor in aerobic cell respiration
C.1.2.17 AHL Differences between lipids and carbohydrates as respiratory substrates
The power point presentation and the accompanying student notes are used as resources in class - together with activities, discussion, simulations and experiments.