Cells & Microscopes

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Across
  1. 1. Controls what happens in the cell (contains DNA)
  2. 4. Used to vary the intensity of light that is projected upwards into the slide
  3. 5. one-millionth of a meter
  4. 6. 3 parts are, All organisms are composed of one or more cells, The cell is the basic unit of structure and organisation in organisms, All cells come from preexisting cells
  5. 10. Powerhouse of the cell-makes the energy
  6. 12. Cell that differs in several key aspects
  7. 14. First came up with the term 'The cell' after looking at a piece of cork under the microscope
  8. 18. Supports the slide/specimen
  9. 19. an optical instrument for forming magnified images of small objects,
  10. 21. exist at or from an earlier time
  11. 24. increase magnification (usually from 10x to 40x)
  12. 25. cell division process that results in new cells with the same number of chromosomes as the original cell
  13. 26. Contains cell sap-keeps the cell firm
  14. 27. Makes up all living things
Down
  1. 1. one thousand-millionth of a metre
  2. 2. Contains chlorophyll-where photosynthesis happens
  3. 3. Help make babies-only males have
  4. 7. uses focused light and lenses to magnify a specimen, usually a cell
  5. 8. the process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water
  6. 9. The lens closest to the eye in a microscope
  7. 11. Jelly-like substance where reactions happen
  8. 13. Increase magnification (usually from 10x to 40x)
  9. 15. the taking in of matter by a living cell by invagination of its membrane to form a vacuole
  10. 16. Allow you to detect touch, smell, taste, sound, light, pain
  11. 17. First person said to invent a compound microscope
  12. 20. the death of cells which occurs as a normal and controlled part of an organism's growth or development
  13. 22. Keeps substances in the cell and controls what goes in and out
  14. 23. Cary oxygen around the body