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5 Written questions

5 Matching questions

  1. kinesin
  2. cilla
  3. cell movement
  4. The Prokaryotic Membrane
  5. Matthias Schledeiden, Theodor Schwann, Virchow
  1. a -There are two major kinds of cells: prokaryotes and eukaryotes
  2. b Schledeinden (botanist)
    Schwann (zoologist)
    Virchow (put theory together)
    -Proposed the first 2 statements of the cell theory in 1838-39
  3. c short and numerous
  4. d -all cell motion is tied to movement of microfilaments and microtubules
    -changes in shape of microfilaments: enables some cells to change shape quickly, allow some cells to crawl and animal cells to divide
  5. e motor protein that moves vesicles to the cells periphery

5 Multiple choice questions

  1. -a mixture of glycoproteins secreted by animal cells
    -helps coordinate the behavior of all cells in tissue
  2. -Include bacteria and archaea
    -Over 5,000 species are recognized
    -3 main shapes: rod, spiral, and spherical
    -Lack nucleus and organelles
  3. -arise from ER
    -contain 2 sets of enzymes, one in plants-converts fats to sugars
    -other set is in animals-detoxifies various harmful molecules
  4. -in plants-store dissolved substances and can increase the cells surface area
    -in protists-contractile vacuoles are used to pump excess water
  5. -found in almost all eukaryotes
    -powerhouses of cell
    -extract energy from organic molecules through oxidative metabolism
    -sausage shaped organelles, about the size of a bacterial cell
    -like bacteria, they possess circular DNA and divide by simple fission

5 True/False questions

  1. Endoplasmic Recticulum-Encases all living things
    -Its basic structure is represented by the fluid-mosaic model
    -Phospholipid bilayer with embedded proteins
    -In water, phospholipids spontaneously form a bilayer
    - Cell membranes contain zones called lipid rafts which are heavily enriched in cholesterol

          

  2. The Endomembrane System-Extensive system of interior membranes that divides cell into compartments

          

  3. The Plasma Membrane-There are two major kinds of cells: prokaryotes and eukaryotes

          

  4. Eukaryotes-Include bacteria and archaea
    -Over 5,000 species are recognized
    -3 main shapes: rod, spiral, and spherical
    -Lack nucleus and organelles

          

  5. flagellalong and few in number

          

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