Gen Bio 3,4,5 -4

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Across
  1. 2. Motility structure. Rows like a boat. (Protista)
  2. 3. All cells have: #4
  3. 5. All cells have: #2
  4. 7. Nonmembranous structure involved in production of ribosomes; a nucleus has one or more of these.
  5. 12. Nuclear ___. Holes in the nuclear membrane.
  6. 14. ___ junction hold cells together. (Think skin
  7. 17. All cells have: #3
  8. 18. All cells have: #1
  9. 21. Makes ATP by aerobic respiration.
  10. 22. Organelle with metabolic functions. By product, hydrogen peroxide.
  11. 23. Nuclear ___. Double membrane enclosing the nucleus; perforated by pores.
  12. 26. Motility structure. Beats like a whip. (Sperm)
  13. 29. Pair of these in the Centrosome. Makes cilia and flagella.
  14. 32. ___ microscope. Uses magnetic lenses and a electron beam. (>250,000X)
  15. 34. Visible differences in brightness between parts of the sample.
  16. 36. ___ electron microscope. (T.E.M. - Thin sections)
  17. 37. Domain Archaea and Bacteria have a ___. (NOT NUCLEUS)
Down
  1. 1. Photosynthetic organelle. Sunlight to chemical energy.
  2. 2. DNA is organized into discrete units called ___.
  3. 4. These make proteins in the cytoplasm.
  4. 6. Channels through cell walls. (Small holes)
  5. 8. ___ membrane. Membrane that encloses the cell.
  6. 9. Material consisting of DNA and proteins; inside the nucleus.
  7. 10. ___ endoplasmic reticulum. Makes lipids and detoxifies drugs.
  8. 11. Contains digestive enzymes. "Eats" food and old mitochondria.
  9. 13. Makes the shape of cell, movement of organelles, and movement of chromosomes.
  10. 15. The ratio of an object’s image size to its real size.
  11. 16. ___ is bound in a membrane and different than "part of a cell"
  12. 19. The measure of the clarity of the image, or the minimum distance of two distinguishable points.
  13. 20. Region where the cell’s microtubules are.
  14. 24. Consists of the nuclear envelope enclosing the nucleolus and chromatin.
  15. 25. "All living things have cells. The cell is the smallest unit of life. All cells come from other cells."
  16. 27. ___ apparatus. Proteins from RER are sorted here.
  17. 28. Fluid in a cell but not in the nucleus.
  18. 30. ___ junction has holes for quick communication or exchange. (Communication)
  19. 31. ___ junction prevents leakage between cells. (think bladder or digestive)
  20. 33. ___ endoplasmic reticulum. Ribosomes on the outside make proteins for the endomembrane system.
  21. 34. ___ light microscope up to 1,000X.
  22. 35. ___ electron microscope. (S.E.M. - 3D image)