Across
- 4. small membrane-enclosed transport units that can transfer molecules between different compartments.
- 5. membrane the nucleolous is surrounded by a...
- 6. a small body located near the nucleus.
- 8. when the energy from the sun is converted into chemical energy, this process takes place in the chloroplasts.
- 9. consists of semi-fluid that fills the cell and suspends organelles.
- 13. fiberous proteins in cytoplasm that maintain the shape of the cell.
- 15. only found in animal cells, are involved in cell divison and are composed of microtubles.
- 16. synthesis the process of making proteins is called...
- 18. chloroplasts contain...
- 19. ER do not have ribosomes.
- 20. catalyze reactions that produce hydrogen peroxide.
- 21. store materials, usually water. plant cells have a central one of these.
- 22. wall the additional layer that is found around the outside of plant cells and bacteria.
- 23. produce glucose from carbon dioxide & water, have a green pigment.
- 24. attracted to rough er and are free floating, all cells have these and manufacture proteins.
Down
- 1. the centrosome makes...
- 2. cells type of cells that contain a nucleus.
- 3. membrane thin layer that surrounds the cell that is made of phospholipids and proteins.
- 5. control center in the cell and contains DNA.
- 7. large vesicles formed by the Golgi that are found only in animal cells.
- 10. ribosomes are made in the...
- 11. apparatus flattened stacks of membrane that function as a packaging plant for modifying proteins and lipids.
- 12. cells cells that lack a nucleus
- 14. sites of energy and ATP formation and are the powerhouse of the cell.
- 17. reticulum a mesh of interconnected membranes that serve a function involving protein synthesis and transport.