1. Nucleolus
2. Ribosomes
3. Insulin
4. Mitosis
5. Chromatin
6. DNA
7. Endoplasmic Reticulum
8. Delivery system
9. Cytoplasm
10. Mitochondria
11. Semipermeable
12. Export
13. Golgi body
14. Lysosomes
15. ATP
16. Osmosis
17. Diffusion
18. Vesicles
19. Breaking down
20. Energy
