Biology Last test

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Author:
katienicole
ID:
176916
Filename:
Biology Last test
Updated:
2012-10-10 22:35:21
Tags:
biology
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Description:
cell membrane, cell wall, active/passive transport
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  1. polar, hydrophphilic,
    glycerol heads
  2. non-polar, hydrophobic
    fatty acid tails
  3. non-polar, middle portion of the cell membrane
    fatty acid tails
  4. embedded in the cell membrane, serve as channels & pumps
    intrgral protien
  5. polar portion of cell membrane oriented towards water
    glycerol heads
  6. provides stability for animal cell membrane
    cholestral
  7. serve as i.d tags for cells
    carbohydrates
  8. name of glyco lipids and carbohydrates
    glycoprotien
  9. diffusion of water through a selectivly permeable membrane
    osmosis
  10. diffusion of specific molecules through a protien channel
    facilitative diffusion
  11. examples of the spscific molecules who use facilitative diffusion
    glucose, amino acis, NA,K
  12. Transport that does not require energy, includes 3 types
    passive  transport
  13. Random movement of molecules in a liquid or gas.
    diffusion:)
  14. specialized channels for Na and K
    aquaporins
  15. pumps water out of single celled organizms with no cell wall
    centriole vacuole
  16. Equalibrium between solute and water
    isotonic
  17. less solute more water, more solute on inside of cell less on outside
    hypotonic
  18. more solute less water, more solute on outside, less solute inside cell
    hypertonic
  19. provides structure, support, and protection to the cell
    intregal protein
  20. flexible alows cell to change shape
    cholestral
  21. liquid designed to be isotonic
    blood-extra cellular fluid
  22. not found in animal cells, but in plant, bacteria, and fungi
    cell wall
  23. helps maintain a chemical balance inside the cell
    cell membrane
  24. used to conteract turgur pressure
    cell wall
  25. movement of larger molecules through a protein channel
    facilitative diffusion
  26. shrinkage of plant cells
    plasmolysis
  27. requires energy in the form of ATP
    Active transport
  28. A sodium-potassium pump establishes.....
    an electrochemical gradient
  29. an electrochemical gradient is established by 
    cells pumping 3 sodium ions out for every 2 potassium pumped in the cell
  30. what is impotant for muscle contractions and nerve impuleses
    a slight negative (-) charge inside the cell relative to the outside
  31. cell eating or sucking(;
    endoctyosis
  32. type of active transport where particle is entered in the cell
    endocytosis
  33. cell pooping or spitting
    exocytosis
  34. type of active transport where particle is expelled from cell
    exocytosis
  35. mechanism used to realease hormones from cells
    excytosis
  36. primary component of cell membrane
    phospholipids
  37. shrinking of animal cell
    cytolysis
  38. ruptering of animal cells
    cremation
  39. organism that uses a centiole vacuole
    paramecium
  40. organism that uses cell "eating"
    amoeba
  41. found in cell memebrane used to move materiales agianst concentration gradient
    protein pump

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