Across
- 3. Cell adapted to carry out a specific function
- 6. Group of tissues working together
- 9. Organelle where photosynthesis occurs
- 12. Instrument used to view very small objects
- 14. Structure that contains cell sap in plant cells
- 15. Movement of substances against a concentration gradient
- 17. Process by which a cell changes to become specialised
- 18. Movement of particles from high to low concentration
- 21. Structure that controls the activities of the cell
- 22. Ratio affecting the rate of exchange
- 23. Group of similar cells working together
- 24. Cell with a nucleus and membrane bound organelles
- 25. Cell division that produces gametes
- 26. Protein that speeds up chemical reactions
- 27. Movement of substances in and out of cells
- 28. Cell division that produces identical cells
- 30. The basic unit of life
Down
- 1. How many times larger an image is than the real object
- 2. Site of protein synthesis
- 4. Rigid structure that supports plant cells
- 5. Undifferentiated cell that can become other cell types
- 7. Ability to distinguish between two close points
- 8. Breakdown of large molecules into smaller ones
- 10. Group of organs working together
- 11. Jelly like substance where chemical reactions take place
- 13. Controls what enters and leaves the cell
- 16. Cell without a nucleus
- 19. Cell that has no nucleus
- 20. Site of aerobic respiration in the cell
- 29. Movement of water through a partially permeable membrane