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Cell Tranport

Descrição

Mind map of cell transport and membrane structure
Lauren Begany
Mapa Mental por Lauren Begany, atualizado more than 1 year ago
Lauren Begany
Criado por Lauren Begany aproximadamente 8 anos atrás
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Resumo de Recurso

Cell Tranport
  1. Cell structure
    1. Maintains homeostasis by controlling what can enter and leave a cell
      1. Phospholipid Bilayer
        1. Hydrophilic
          1. Polar
            1. Water loving
            2. Hydrophobic
              1. Nonpolar
                1. Water hating
              2. Semi-permeable
              3. Concentration Gradient
                1. Passive transport
                  1. Simple diffusion
                    1. Movement from high concentration to low concentration
                      1. EX: Air freshener
                    2. Facilitated diffusion
                      1. Movement of LARGE substances from high concentration to low concentration
                        1. Carrier proteins
                          1. Channel proteins
                        2. Osmosis
                          1. Movement of water going WITH the concentration gradient
                            1. Hypertonic
                              1. More salt outside the cell
                                1. cell SHRINKS
                                  1. HYPER VIPER
                              2. Hypotonic
                                1. More salt inside the cell
                                  1. cell SWELLS
                                    1. HYPO HIPPO
                                2. Isotonic
                                  1. Equal amount of salt on both sides of the membrane
                                    1. Equilibrium
                            2. Active transport
                              1. Movement of substances AGAINST the concentration gradient
                                1. Requires ATP
                                2. Pump
                                  1. Protein used to transport into and out of the cell
                                    1. EX: Sodium Potassium Pump
                                  2. Vesicles
                                    1. Endocytosis
                                      1. moves INTO the cell
                                      2. Exocytosis
                                        1. moves OUT of the cell

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