| Term | Definition |
|---|
| Diffusion | The process by which molecules move from an area in which they are highly concentrated to an area in which they are less concentrated. |
| Photosynthesis | The process by which plants and some other organisms capture energy and use it to make food from Carbon Dioxide and water. |
| Chlorophyll | A green pigment found in the chloroplasts of plants, algae, and some bacteria. |
| Osmosis | The diffusion of water molecules through a selectively permeable membrane. |
| Active Transport | The movement of materials through a cell membrane using energy. |
| Passive Transport | The movement of materials through a cell membrane without using energy. |
| Stomata | The small openings on the undersides of most leaves through which oxygen and carbon dioxide can move. |
| Transport Proteins | Proteins of various types, found in the blood, in the cell, or on the cell membrane, responsible for carrying or translocating specific molecules. |
| Chloroplast | A structure in the cells of plants and some other organisms that captures energy from sunlight and uses it to produce food. |
| Respiration | The process by which cells break down simple food molecules to release the energy they contain. |
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