Cells and Organisms

4. in other words meaning to devour
5. a network of fibers composed of proteins
7. Cell contains a nucleus and other structures enclosed within membranes
9. protect and organize cells
10. Cell lacks a cell membrane bound nucleus
13. it gets its energy from the sun
14. a membrane bound compartment inside the chloroplasts and cyanobacteria
15. is present in all plants and fungal systems
16. a tough flexible and sometimes rigid layer that surrounds some types of cells
17. derived from the Greek words lysis, meaning "To loosen"

1. a packaged and organized chromatin
2. the central and most important part of an object
3. a membrane bound organelle found in the cytoplasm
6. in all living things
7. a energy-using process by which cells absorb molecules by engulfing them
8. a very important part of the centrosomes
9. a green pigment found in cyanobacteria and the chloroplasts of algae and plants
11. a gel like substance enclosed within the cell membrane
12. a fluid or air filled cavity or sac
13. a scientific theory which describes the properties of cells