Cell Theory Vocab

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Across
  1. 2. Obtaining food to provide energy for growth.
  2. 7. Protection against enemies.
  3. 12. Declared plants are made of cells and cells are the building blocks of plant life in 1838
  4. 14. Discovered that all cells are created by the division of previous cells in 1855
  5. 15. A Cell without a nucleus.
  6. 16. Cells increase in size, divide through mitosis, allowing for growth and development of an organism
Down
  1. 1. Developed microscope lens in 1670 to observe more closely, observed bacteria and protozoa, described red blood cells
  2. 3. All animal tissues are composed of cells and collaborated with Schleiden for cell theory in 1839
  3. 4. Discovered cells in 1665 by observing cork trees under a microscope and said they looked like little rooms
  4. 5. Keeping conditions inside the organism with tolerable limits (balanced)
  5. 6. A Cell without a nucleus.
  6. 8. Cells replicate themselves through cell division, ensuring the continuation of life.
  7. 9. Smallest structural and functional unit of an organism. Contains cytoplasm enclosed within a membrane.
  8. 10. Cells perceive and respond to changes in their environment.
  9. 11. The theory that states: All organisms made of cells Cells are basic unit of life All cells result from division of other cells
  10. 13. Cells carry out a variety of chemical reactions to break down nutrients, synthesize molecules, and eliminate waste products.