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Topic: Science
Number of pages / Number of words: 3 / 717
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It is just the same as Lipid Diffusion but because water so important and abundant in cells it has its own name.

PASSIVE TRANSPORT (FACILITATED DIFFUSION)-passive transport is the transport of substances across a membrane by a trans-membrane protein. This is a specific type of diffusion so the substance must contain the right protein...


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Passive transport requires two types of protein. Channel proteins- these form a water-filled pore or channel in the membrane. This allows charged substances (eg ions) to diffuse across the membrane. Carrier Proteins- these have a binding site for a specific solute. Once it has bound the protein “flips” to allow the solute to enter/exit the membrane...


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The Cell Membrane History Of Cell Membrane Cell Membrane/ Electron Transport Chain / Biochemical Pathway Investigating The Effect Of Temperature On The Permeability Of The Cell Membrane Of Beetroot Cells And Cell Theory important properties of water How water management is important in meeting the MDG Like Water for Chocolate: The Important Role of Food Cell-Penetrating Peptide Conjugates Of Peptide Nucleic Acids (Pna) As Inhibitors Of Hiv-1 Tat-Dependent Trans-Activation In Cells What kind of molecules can and cannot pass easily across a lipid bilayer? More urgent action needs to be taken by the Australian people and all levels of government to preserve Australia’s scarce water resources, replenish its natural aquifers and promote subsidies to encourage rain water tank collection and water rec... Plasma Membrane Title : Transport across membrane The Importance of Membrane Transport Plasma Membrane Essay

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