Unit 1 - Introduction to the Cell

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Unit 1 - Introduction to the Cell
2013-11-14 14:50:42
biology cell

History, basic properties of cells, classes of cells, model organisms in cell biology. Chapter 1 - p. 1-29, 32-33
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  1. Who made the first microscope?
    Robert Hooke
  2. Who is the "father of microbiology"?
  3. What did Brown discover?
  4. What is Schwann famous for?
    Cell Theory
  5. Cell theory
    • - all organisms consist of one or more cells
    • - the cell is the basic unit structure for all organisms
    • - all cells arise only from pre-existing cells
  6. What are the three types of microscopy?
    Light, fluorescence, electron
  7. What is the difference between SEM and TEM?
    • SEM - scanning, 3D
    • TEM - transmission, sliced view
  8. What is the process of the Central Dogma?
    • DNA -> RNA -> protein
    • Replication -> transcription -> translation
  9. Which cell class has no nucleus?
  10. Which eubacteria has no cell wall?
  11. What are extremophiles?
  12. What are the four groups of eukaryotes?
    Protists, fungi, plants, animals
  13. Which organelle includes all membrane-bound organelles?
  14. What does the cytosol consist of?
    Fluid component
  15. This organelle has internal membranes that are either in direct contact or connected via vesicles. Which organelle is it?
    Endomembrane system
  16. What does the endomembrane system consist of?
    Nuclear envelope/membrane, ER, Golgi apparatus, lysosomes, vacuoles
  17. What does the nucleus do?
    Stores genetic information
  18. What does the mitochondria do?
    Generates energy to power the cell
  19. Which organelle captures energy from the sun to covert them to carbohydrates?
  20. Which organelle regulates cell shape, movements of materials and movement of the cell?
  21. What does the ER do?
    Protein synthesis
  22. Which organelle collects, packs, and distributes?
    Golgi apparatus
  23. What can lysosomes digest?
    Macromolecules, worn-out organelles, materials from phagocytosis
  24. Which organelles have their own DNA?
    Mitochondria and chloroplasts
  25. What is the endosymbiont theory?
    Eukaryotes originated as predators and engulfed smaller prokaryotes
  26. What is the cytoskeleton important for?
    Cell shape, motility, movement of organelles, movement of materials
  27. Which organism is used as a model organism for DNA replication, gene transcription, and translation?
    E. coli
  28. Why is saccharaomyces cerevisae a model organism?
    Used to observe the cell cycle
  29. Which model organism is used for the relation of flowering plants?
    Arabidopsis thaliana
  30. Which model organism is used for genetics and development?
    Drosophila melanogaster
  31. Which model organism is the first animal genome to be sequenced?
    C. elegans
  32. What is the mouse used as a model organism for?
    Model mammal, genetics well understood