Chapter 4 Extra Credit

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Across
  1. 4. States that the phospholipid bilayer behaves like a fluid
  2. 7. All living organisms are made of one or more cells, cells are the basic units of structure and function, and cells come from pre-existing cells
  3. 8. Discovered animal cells
  4. 13. Cell membrane, outer boundary, acts as a barrier between the inside and outside of the cell
  5. 14. Solid proteins (smallest)
  6. 16. Stacks or thylakoids (like stacks of coins)
  7. 18. Rigid structure made of cellulose , provides support and protection, found outside of the cell
  8. 19. Have a nucleus and membrane-bound organelles
  9. 21. Discovered cells in slices of cork, said they looked like cubicles
  10. 23. Hollow proteins (largest)
  11. 26. Double membrane that surrounds the nucleus
  12. 28. Builds lipids, transports lipids to the Golgi Body
  13. 29. Harvest energy from organic compounds and transfers it to ATP, "powerhouse" of the cell
  14. 33. A sac filled with fluid
  15. 36. Stores red, orange, and yellow pigments
  16. 37. Fluid on the inside
  17. 39. Large vacuole to support water, enzymes, and waste. Provides support for plant tissue
  18. 42. Size is limited by _______
  19. 43. Store starch and pigments
  20. 44. Major components in cytoskeleton
  21. 45. Found in cytoplasm
Down
  1. 1. First to observe iving cells (microorganisms), called them animalcules
  2. 2. DNA
  3. 3. Converts light energy into chemical energy by photosynthesis
  4. 5. Detoxification enzymes, breaks down H2O2 into H2O + O2
  5. 6. Determined cells come from pre-existing cells
  6. 7. Made of protein fibers, help cells move and maintain their shape
  7. 9. Microtubules involved in cell division
  8. 10. Specialized structure within a cell
  9. 11. Short hair like structures that help cells move or filter particles
  10. 12. Lack a nucleus and membrane-bound organelles, contain cell membrane, chromatin, and ribosomes
  11. 15. Makes ribosomes and RNA
  12. 17. Processes and packages proteins and lipids from the ER, cells "post office"
  13. 20. Only the fluid part of the cell
  14. 22. Green pigment
  15. 24. Suicide sac, digestive enzymes, digests old cells parts, whole cell when it dies, and food and bacteria
  16. 25. Discovered plamt cells
  17. 27. Smallest unit that can carry out all the processes of life
  18. 30. Long hair like structures that whip for movement
  19. 31. Attached to the surface of the rough ER
  20. 32. Store starch
  21. 34. Directs the cell's activities and stores DNA
  22. 35. Has ribosomes, transports proteins to the Golgi Body
  23. 38. Region that includes the fluid, cytoskeleton, and all of the organelles except the nucleus
  24. 40. Fluid surrounding thylakoids
  25. 41. Inner membrane