Across
- 3. responsible for carrying out protein synthesis
- 5. simplest collection of matter that can be alive
- 8. network of fibers extending throughout the cytoplasm
- 11. two types of cells are _________ or eukaryotic
- 12. membranous sac of enzymes that digest macromolecules
- 14. site of photosynthesis
- 15. two types of microscopes are electron and ______ microscopes
- 16. covers the outside of animal cells; made up of glycoproteins
- 17. The ________ system regulates protein traffic and performs metabolic functions in the cell
Down
- 1. large vesicles; store water in plant cells
- 2. The _________ theory stated that early eukaryotic cells engulfed prokaryotic cells, which eventually evolved into mitochondria and chloroplasts
- 4. only __________ cells have membrane-bound organelles
- 5. microtubule-organizing center; has a pair of centrioles
- 6. The ______ membrane is a selective barrier that surrounds the cell
- 7. The DNA of the cell is stored in the _________
- 9. discrete units of DNA
- 10. site of cellular respiration
- 13. The ______ apparatus is the shipping center of the cell
- 17. There are two distinct regions of this organelle: smooth and rough