The Building Blocks of Life

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Across
  1. 6. Tiny, single-celled water organisms first seen by Leeuwenhoek.
  2. 9. Scientist who discovered that all animals are made of cells.
  3. 11. Theory Explains what cells are and how they build all living things
  4. 12. The name Leeuwenhoek used for tiny organisms like bacteria.
  5. 14. First to clearly see tiny living cells under a microscope.
  6. 16. Tiny living things made of just one cell.
  7. 17. invented the first microscope.
Down
  1. 1. Discovered new cells come from existing cells
  2. 2. Living things made of many cells
  3. 3. Plant material Hooke looked at under a microscope.
  4. 4. Named "cells" after looking at cork.
  5. 5. Buildings with small rooms, inspired the word "cell."
  6. 7. living things made of one or more cells.
  7. 8. Scientist who discovered that all plants are made of cells.
  8. 10. First type of microscope that helped develop Cell Theory.
  9. 11. The study of cells.
  10. 13. Division The process where one cell splits to make new cells
  11. 15. The instructions inside cells that control how living things grow and work.