Ch. 4 Sec. 3-4

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Across
  1. 2. circle membrane with digestive enzyme, breaks down worn out cell parts
  2. 3. catalase, breaks down organic molecules by the process of oxidation to produce hydrogen peroxide
  3. 4. uses organic molecules to make ATP through a process called cellular respiration
  4. 7. circle membrane that moves and transports materials
  5. 10. green pigment found in plants
  6. 12. occurring in pairs and involved in the development of spindle fibers in cell division.
  7. 13. polymers of tubulin that form part of the cytoskeleton and provide structure and shape to eukaryotic cells
  8. 14. protein synthesis, can be attached or free floating
  9. 15. true nucleus
  10. 17. the outer layer of a cell
  11. 18. control center, stores DNA
Down
  1. 1. processes and packages, stacked membrane with vesicles
  2. 3. a process used by plants and other organisms to convert light energy into chemical energy
  3. 5. gives cell support and shape, allows for cell movement
  4. 6. before nucleus
  5. 8. exports proteins, makes lipids and detoxifies molecules
  6. 9. stores water and maintains turgor pressure in a plant cell
  7. 11. made of two layers of phospholipids and protein
  8. 16. organelle that conducts photosynthesis