Diffusion

Card Set Information

Author:
Anonymous
ID:
112752
Filename:
Diffusion
Updated:
2011-10-27 20:31:51
Tags:
Cells
Folders:

Description:
Diffusion
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  1. diffusion
    movement from a higher concentration to a lower concentration
  2. hypertonic solution
    • above normal concentration
    • cell has higher concentration than outside of the cell so water is let out of the cell
    • causes the cell to shrink
  3. hypotonic solution/ hippotonic solution
    • below normal solution amount
    • cell has lower concentration than outside the cell so movement into the cell causes the cell to swell
  4. passive transport
    doesn't need ATP
  5. active transport
    needs ATP

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