Across
- 3. a nucleic acid present in all living cells that has structural similarities to DNA.
- 5. an organelle within the cells of plants and certain algae
- 6. a hair or a structure (as on the surface of a bacterial cell) resembling a hair.
- 9. special human cells that are able to develop
- 12. microscopic unicellular eukaryotes
- 15. bacteria that can cause illness by damaging the lining of the respiratory system
- 16. hairlike structure that acts primarily as an organelle of locomotion in the cells of many living organisms
- 18. the cells that make up muscle tissue
- 20. A plant-like organism that does not make chlorophyllA
- 21. is a domain of single-celled organisms
- 22. an ancient group of photosynthetic microbes
- 26. ancient group of photosynthetic microbes
- 27. a structure found inside cells that is involved in making proteins
Down
- 1. osteoblasts and cells that break down bone called osteoclasts.
- 2. Small structures in a cell that are found in the cytoplasm (
- 4. The fluid inside a cell but outside the cell's nucleus
- 7. grow in the absence of signals telling them to grow
- 8. responsible for the root and shoot growth of plants.
- 10. is a membrane-bound cell organelle that contains digestive enzymes
- 11. the semipermeable membrane surrounding the cytoplasm of a cell
- 13. A large group of single-cell microorganisms
- 14. are predominantly photosynthetic eukaryotes
- 17. the membrane found in all cells that separates the interior of the cell from the outside environment
- 19. A stack of small flat sacs formed by membranes inside the cell's cytoplasm
- 23. a particular kind of living organism
- 24. The molecule inside cells that contains the genetic information responsible for the development and function of an organism
- 25. a small case or container, especially a round or cylindrical one.