Cells

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