Across
- 2. A group of cells
- 5. Units of inheritance present on the chromosomes
- 7. NH3
- 9. The livivg substance in cell
- 10. This is necessary for photosynthesis
- 12. Formed by collection of tissues
Down
- 1. It seperates the contents of the cell from the surrounding medium
- 3. process through which substance changes from liquid to solid
- 4. Term for component present in cytoplasm
- 6. Green Plastids
- 8. any thing that has mass and occupies space
- 10. positive ions are called
- 11. Emply structure in the cytoplasm