Across
- 2. the arrangement of parts in an organism
- 6. a cell organelle that contains digestive enzymes
- 7. organizing cellular substances.
- 10. the process by which a cell membrane surrounds a particular cell
- 13. the smallest unit of an element
- 14. membrane provides protection for a cell. It also provides a fixed environment inside the cell
- 15. a double-layered membrane that separates the contents of the nucleus from the rest of the cell
- 16. a living thing that anything that can carry out life processes
- 18. organizing microtubules that serve as the cell's skeletal system.
- 19. transport
- 21. the maintenance of a constant internal
Down
- 1. both as the repository of genetic information and as the cell's control center
- 3. apparatus is involved in the production, storage, packaging, and transporting of the particles throughout the cell.
- 4. a group of similar cells that work together to perform a common function
- 5. is a cellular structure involved in the process of cell division. Before cell division, the centrosome duplicates and then, as division
- 8. are important organelles that help break down, or digest, certain materials inside the cell.
- 9. generate most of the chemical energy needed to power the cell's biochemical reactions.
- 11. system a group of organs that work together to perform body functions
- 12. a substance that can not be broken down into simpler substances by chemical
- 17. help sequester waste products.
- 20. is a rich, semifluid material present in cells of organisms that are closed off by the cell membrane. It contains various cytoplasmic components