| The Structure of Plant Cells |
| The Structure of Plant Cells |
| The Structure of Plant Cells |
| The Structure of Animal Cells |
| The Structure of Animal Cells |
| The Structure of Animal Cells |
| Structure Relates to Function |
| Cell Structures and Organelles |
| Cell Structure and Organelles |
| The Structure of Membranes |
| The Structure of Membranes |
| The Structure of Membranes |
| The Structure of Membranes |
| The Structure of Membranes |
| Diffusion in Cells |
| Diffusion in Cells |
| Osmosis in Cells |
| Active Transport |
| Ion Pumps |
| Ion Pumps |
| Ion Pumps |
| Cytosis |
| Active and Passive Transport Summary |
| Enzymes |
| Enzymes and Activation Energy |
| How Enzymes Work |
| Cofactors and Inhibitors Affect Enzyme Activity |
| Cofactors and Inhibitors Affect Enzyme Activity |
| Enzyme Reaction Rates |
| Investigating Enzyme Reaction Rates |
| ATP |
| Energy Transformations in Cells |
| Cellular Respiration: Inputs and Outputs |
| Cellular Respiration: Inputs and Outputs |
| Steps in Cellular Respiration |
| Steps in Cellular Respiration |
| Steps in Cellular Respiration |
| Steps in Cellular Respiration |
| Steps in Cellular Respiration |
| Steps in Cellular Respiration |
| Steps in Cellular Respiration |
| Measuring Respiration |
| Anaerobic Metabolism in Plants |
| Anaerobic Metabolism in Animals |
| Anaerobic Metabolism in Animals |
| Leaf Structure and Photosynthesis |
| Leaf Structure and Photosynthesis |
| Chloroplasts |
| Photosynthesis: Inputs and Outputs |
| Steps in Photosynthesis |
| Steps in Photosynthesis |
| Steps in Photosynthesis |
| Steps in Photosynthesis |
| Steps in Photosynthesis |
| Factors Affecting Photosynthesis |
Factors Affecting Photosynthesis
|
| Investigating Photosynthetic Rate |
| Investigating Photosynthetic Rate |
| DNA Replication |
| Details of DNA Replication |
| Eukaryotic Cell Cycle |
| Checkpoints in the Cell Cycle |
| Functions of Mitosis |
| Mitosis |
| Mitosis and Cytokinesis |
| Mitosis and Cytokinesis |
| Modelling Mitosis |