Biology Chapter 4 Extra Credit

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Across
  1. 3. in 1855 he determined cells from pre-existing cells
  2. 8. in 1665 he discovered cells in slices of cork
  3. 12. limits the size
  4. 13. in 1838 he discovered plant cells
  5. 14. Have a nucleus and membrane bound organelles
  6. 15. only the fluid part of the cell
Down
  1. 1. in 1673 he was the first to observe living things
  2. 2. a part in the cytoplasm
  3. 4. Lack a nucleus and membrane bound organelles
  4. 5. Specialized structures within a cell
  5. 6. Either floating in cytosol or contained in the nucleus
  6. 7. in 1839 he discovered animal cells
  7. 9. membrane basic parts of a cell (cell membrane)
  8. 10. smallest unit that can carry out all the process of life
  9. 11. All living organisms are made of one or more cells, Cells are the basic units of structure and function, Cells come from pre-existing cells