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6. Diffusion
- The movement of particles from high to low concentration using energy
- The passive overall movement of particles from high to low concentration
- The passive overall movement of particles from low to high concentration
- The movement of particles from low to high concentration using energy
7. Classification
- Organising people into groups
- Organising bacteria
- Organising organisms into groups
- Organising people in terms of wealth
8. Photosynthesis
- Converting oxygen to carbon dioxide
- Using light to produce proteins
- A series of chemical reactions that use energy from sunlight to produce food
- Converting carbon dioxide to oxygen
9. Enzymes
- Proteins that speed up reactions
- Proteins needed for cell division
- Proteins that slow down reactions
- The instructions to make proteins
10. Homeostasis
- A constantly changing environment
- Keeping the same state of matter
- Maintaining a constant internal environment
- Staying in the same place