Quiz 1 Review

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Across
  1. 6. The two "tails" of a phospholipid are ________ lipids
  2. 8. The gel-like substance in the cytoplasm.
  3. 10. Fibrous proteins that hold organelles in place
  4. 12. _______ states three things, including that all new cells come from existing cells
  5. 15. A component of the cytoskeleton that plays a role in cell shape
  6. 18. Both prokaryotic and eukaryotic cells have a _______
  7. 21. The three domains of life are bacteria, eukaryotes, and _______
  8. 23. The DNA in prokaryotic cells is located in an area called the _____
  9. 24. The circular DNA molecules in prokaryotic cells
  10. 25. All multi-cellular organisms are ______
  11. 26. Light microscopes have a resolution of about 200 _______
  12. 28. Both prokaryotic and eukaryotic cells have ______
  13. 29. Dissection microscopes have ____ sets of lenses.
  14. 30. Cytoplasm is the _____ between the plasma membrane and nuclear envelope.
  15. 31. The "head" of a phospholipid is a _______ phosphate group
  16. 32. One advantage of light microscopes is that we can view specimens that are ______
Down
  1. 1. A component of the cytoskeleton that plays a role in cell shape
  2. 2. Single-celled eukaryotes
  3. 3. Because prokaryotic cells lack membrane-bound organelles, they are ____ than eukaryotic cells
  4. 4. Both prokaryotic and eukaryotic cells have _______
  5. 5. There are two types of electron microscopes. Scanning, and _____
  6. 7. In the cytoplasm of a cell, you'll find organelles suspended in various chemicals, cytosol, and _________
  7. 9. The microtubule organizing center
  8. 11. Prokaryotic cells lack a membrane-bound _____
  9. 13. All organisms are made up of one or more _______
  10. 14. Both prokaryotic and eukaryotic cells have ______
  11. 16. The organelle that synthesizes proteins
  12. 17. Prokaryotic cells lack membrane-bound ______
  13. 19. Electron microscopes have a resolution of about 50 ______
  14. 20. Ribosomes read ______ RNA to make proteins
  15. 22. Ribosomes are made up of protein and _____
  16. 24. The plasma membrane is a ________ bilayer with embedded proteins.
  17. 27. ____ immersion is a technique that increases the magnification of light microscopes