Across
- 3. formation of compounds in plants aided by radiant energy
- 6. an organelle containing digestive enzymes
- 8. a relation between two opposites
- 11. a part of the cell responsible for growth and reproduction
- 12. the substance inside a cell
- 15. organelle in which photosynthesis takes place
- 18. a particle in a cell that helps synthesize proteins
- 19. a substance used to kill microorganisms and cure infections
Down
- 1. a specialized part of a cell
- 2. spread out
- 4. lacking affinity for water
- 5. having cells with a nuclei
- 7. a complex protein produced by cells that acts as a catalyst
- 9. relating to the study of heredity and variation in organisms
- 10. The organic processes that are necessary for life
- 12. a rigid layer of polysaccharides enclosing a plant membrane
- 13. a tiny cavity filled with fluid in the cytoplasm of a cell
- 14. part of a cell involved in energy production
- 16. having cells that lack a nuclei
- 17. a threadlike strand of DNA that carries genes