Chapter 4.1 - 4.4

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Across
  1. 1. forms a flexible boundary between the living cell and its surroundings
  2. 3. carry genes made up of DNA
  3. 6. this electron microscope is used to study cell surfaces
  4. 7. the ability to distinguish two nearby objects as separate
  5. 10. "little organs" that perform specific functions in the cell
  6. 11. ________ cells have a membrane-enclosed nucleus and organelles
  7. 12. this electron microscope is used to study the internal cell structure
  8. 16. first type of microscope created
  9. 17. the inside of prokaryotic and eukaryotic cells
Down
  1. 2. increase in an object's image size compared to its actual size
  2. 3. thick, jellylike fluid that suspends cellular components
  3. 4. function in energy processing
  4. 5. phospholipids group together to form a two-layer sheet called a phospholipid __________
  5. 8. focuses a beam of electrons through a specimen or onto its surface
  6. 9. all living things are composed of cells and that all cells come from other cells
  7. 13. structures that make proteins
  8. 14. locomotion organelles of some cells
  9. 15. where DNA is found in prokaryotic cells