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6. Diffusion is when...
- An area of high concentration moves to an area of high concentration.
- An area of low concentration moves to an area of low concentration.
- An area of high concentration moves to an area of low concentration.
- An area of low concentration moves to an area of high concentration.
7. What two things do Chloroplasts contain?
- Mitochondria & Ribosomes
- Mitochondria & Cytoplasm
- Ribosomes & Vacuole
- Nucleus & Vacuole
8. What is a specialised cell?
- A cell that has a certain function.
- A cell that builds protiens
- A cell that controls the nucleus
- A cell that controls the energy from respiration
9. Why do red blood cells not have a Nucleus?
- To absorb sunlight
- So it is stronger
- More space to carry oxygen
- Respiration is produced quicker