Ch. 4 AP Biology

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Across
  1. 3. Type of microscope we could use to take a picture of a protein
  2. 6. Long whip-like tail in some bacteria and protists
  3. 7. An intercellular junction that prevents fluid from moving between the cells.
  4. 8. Small vesicles that break down cellular toxins like hydrogen peroxide
  5. 12. Small structural proteins made of actin
  6. 13. The organelles that make the most ATP
  7. 14. Organelle containing most of the DNA
  8. 15. This type of junction allows heart cells to function as a unit.
  9. 17. Area where subunits of ribosomes are produced
Down
  1. 1. Starch-storing plasmids that can serve as gravity detectors in plants.
  2. 2. Jelly-like media of sugars, ions, and proteins that cellular organelles exist in.
  3. 4. Small circular ring of DNA found in bacteria
  4. 5. This matrix exists outside of the cell membrane and is composed of proteins and polysaccharides.
  5. 8. In plants, these junctions between cells allow substances to flow from cell to cell.
  6. 9. This bacteria lives in feces of animals and can come into contact with food, making people sick.
  7. 10. Large group of double-membrane organelles in plants that store pigments.
  8. 11. The body where finishing touches are put on proteins
  9. 13. Large, hollow cylinders composed of tubulin proteins.
  10. 16. Structures that give the rough ER it's grainy appearance.