Across
- 3. passageways where chemicals are made
- 5. structure that contains DNA and regulates genes
- 7. structures that converts nutrients to energy
- 11. sac that stores water, nutrients, or waste products
- 13. structure that manufactures ribosome
- 15. a miniature model of something
- 18. stack of membranes that packages chemicals
- 19. treatment for poisoning by neutralizing the toxic properties
- 20. structure that organizes motion of chromosomes
- 21. having cells that lack membrane-bound nuclei
- 23. coming to existence
- 24. the usually rigid nonliving permeable wall that surrounds the plasma membrane and encloses and supports the cells of most plants, bacteria, fungi, and algae
- 25. jelly-like substance within the cell membrane
Down
- 1. membrane that protects the nucleus
- 2. plant cell organelles that convert light energy into relatively stable chemical energy via the photosynthetic process
- 4. small structure that synthesizes proteins
- 6. an apparatus that separates particles from a suspension
- 8. the branch of biology that studies the structure and function of cells
- 9. organelles that carry out many functions in plant cells, including photosynthesis
- 10. having cells with `good' or membrane-bound nuclei
- 12. the organic processes that are necessary for life
- 14. sac filled with digestive chemicals
- 16. a specialized part of the cell
- 17. package created by the golgi apparatus
- 22. membrane that surrounds and protects the cell