Cells & Cell Structures

4. type of cell without a nucleus or organelles
5. gel-like fluid of water and nutrients inside the cell
6. short, numerous, hair-like projections that aid in cell movement
7. type of cell with a nucleus and organelles
8. small, round membrane bound structures that help to move substances within the cell
9. control center of the cell that contains DNA
12. Thick, rigid wall that surrounds the outside of the plasma membrane
13. outer boundary of the cell that regulates what enters and leaves
14. structure found inside the nucleus that makes ribosomes
16. modifies, sorts, and packages proteins and other cell products
18. organelle that produces energy for the cell
19. small structures that make proteins

1. contains ribosomes and is involved in making proteins
2. organelle found in plant cells that performs photosynthesis
3. filled with digestive enzymes to break down materials for the cell
6. supporting network of protein fibers that help to support the cell, anchor organelles, and move substances
10. stores water, nutrients, and wastes for plant cells
11. long, whip-like projections that aid in cell movement
15. smallest unit of life
17. does not contain ribosomes and is involved in making lipids