CELL- STRUCTURE AND FUNCTION

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Across
  1. 2. jelly like substance
  2. 3. sac like structures
  3. 4. the largest single cell
  4. 7. organisms made up of more than two cells
  5. 9. the building blocks of life are known as -----------
  6. 10. cells that contract and expand
  7. 11. who discovered cells?
  8. 12. plant cells are located on the--------- part of the stem
  9. 13. an unicellular organism
Down
  1. 1. scattered in the cytoplasm are small structures called -------------
  2. 5. a thin covering surrounding the cytoplasm
  3. 6. small rod like structures
  4. 8. centre of cytoplasm