Cells

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