Across
- 3. the special, normal activity of an organ
- 5. only in plants allows it to do photosynthesis
- 7. smallest unit of life
- 8. a system of ideas the explains many related observations and supported by a body of evidence
- 10. one of the structures in the nucleus
- 13. extra later of protection only in plant cells
- 14. a self-replicating material that is present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information.
- 15. cells without a nucleus
- 16. describes characteristics of cells and
- 17. dices what go's in and out of the cell
Down
- 1. the jelly like substance that makes up the
- 2. the powerhouse if the cell
- 4. the control center if the cell
- 6. the arrangements of parts in an organism
- 9. packages and distributes materials
- 11. structures within a cell that have special functions
- 12. cells with a nucleus