Across
- 1. : Mathematical way of writing very large or small numbers
- 4. : Stores cell sap in plant cells
- 5. : Small circular DNA found in bacteria
- 7. : The region of an enzyme where the substrate binds
- 11. : Contains chlorophyll for photosynthesis
- 14. : Type of microscope with higher resolution than light microscopes
- 15. : Movement of water across a partially permeable membrane
- 16. : A unit equal to one-millionth of a metre
- 17. : Controls the movement of substances in and out of the cell
- 18. : Describes a cell with half the usual number of chromosomes
- 19. : Hair-like structures that move substances along the surface of cells
Down
- 2. : The process by which cells become specialised
- 3. : Tail-like structure that helps bacteria move
- 6. : Organelle where aerobic respiration takes place
- 8. : Tool used to observe small structures like cells
- 9. : Protein that speeds up a chemical reaction
- 10. : Organelle in eukaryotic cells that contains genetic material
- 12. : Organelle that synthesises proteins
- 13. : Enzyme-containing part of a sperm that helps it penetrate the egg
- 17. : Provides structure and support in plant cells