Y9 Biology Summer Exam Revision Crossword

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