Across
- 5. gives plant cells support and structure
- 7. when materials need energy to move through a cell membrane
- 10. provides cells with protein
- 13. a cell without chloroplasts or a cell waall
- 16. controls the nucleus
- 19. the second stage of mitosis
- 20. respiration occurs when oxygen levels are low
- 21. the last stage of mitosis
- 23. the basic structure of all living things
- 24. when the nucleus divides to form new cells
- 26. cells that have a nucleus and nuclear membrane
- 28. a cell with a larger vacuole
- 29. he coined the term cells
- 30. contain chlorophyll
Down
- 1. cells without a nuclear membrane
- 2. the first stage of mitosis
- 3. gives the cell energy
- 4. when a cell uses no energy in diffusion
- 6. organisms that cannot make their own food
- 8. supplies the cell with water
- 9. a person who began to disprove spontaneous generation
- 11. the fourth stage of mitosis
- 12. said all animals were made of cells
- 14. allows things in or out of the cell
- 15. organisms that make their own food
- 17. said all living things were made of cells
- 18. directs all activities in the cell
- 22. the third stage of mitosis
- 25. said all plants were made of cells
- 27. respiration occurs when oxygen is present