Across
- 2. chromosomes line up in the middle of the cell
- 4. jelly-like substance; mostly water
- 6. transports blood, nutrients, gases and wastes
- 9. chromatin thickens and coils up into chromosomes
- 11. is the material in the nucleus of a cell
- 12. allows certain things to pass through it
- 14. brain of a cell
Down
- 1. are structures in the nucleus that contain genetic information
- 2. works with the bones to move parts of the body
- 3. the movement of water particles across a cell membrane
- 5. closely stacked, flattened sacs
- 7. defends the body against infections
- 8. the last stage of the cell cycle
- 10. major organ of the human circulatory system
- 13. stores and contains food, waste and excess water