Across
- 1. concentration solute molecules move from the side of _______
- 4. nucleus contains nearly all of ___
- 6. "Powerhouse" of a cell
- 9. microscopic network of protein filaments and tubules in the cytoplasm of many living cells, giving them shape and coherence
- 14. first used in 1665 by Robert Hooke
- 15. are made from DNA
- 17. are producers
- 21. homeostasis is a _____that organisms maintain through self-regulating adjustments
- 23. is a balance that organisms maintain through self-regulating
- 24. taking in of water and food
- 27. removal of liquid waste from a cell
- 29. said that all plants are made of cells.
- 30. control center of a cell
- 31. are filled with very strong digestive enzymes
- 33. said that all animals are made of cells.
Down
- 1. cannot make their own food
- 2. Responding to a stimulus
- 3. using energy from food for growth and repair
- 5. how many parts to the cell theory
- 7. reticulum internal membrane system of a cell
- 8. breaking down food into small molecules that can be used by the cell
- 10. movement of materials inside the cell
- 11. Wall rigid layer of polysaccharides lying outside the plasma membrane of the cells of plants, fungi, and bacteria.
- 12. storage area in a cell
- 13. System the cell is a ____ _____
- 16. cells generally larger and much more complex than prokaryotic cells
- 18. burning food for energy
- 19. cell is divided into how many parts
- 20. produced in the rough endoplasmic reticulum
- 22. said that cells could only arise from preexisting cells.
- 25. removal of solid waste from a cell
- 26. substance made in one place but used in another
- 28. heterotrophs are
- 32. 2 of these are large and small
- 34. membrane the cell is surrounded by