Channels perform passive transport of materials also known as facilitated diffusion.
2.
See also passive transport . type 12 : 35, 22 February 2006 ( UTC)
3.
The wax, which sticks to each egg, also facilitates passive transport by animals or man.
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Both kinds of uniporters rely on passive transport, as they do not directly require cellular energy to function.
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This channel enables the passive transport of water and solute and represents the ATP independent stage of cerebral formation.
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Simple diffusion and osmosis are both forms of passive transport and require none of the cell's ATP energy.
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"' Facilitated diffusion "'is the process of spontaneous passive transport of molecules or ions across a concentration gradient.
8.
The proteins may assist in the movement of substances by facilitated diffusion ( i . e ., passive transport ) or active transport.
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Although active transport is not modeled by the artificial PAMPA membrane, up to 95 % of known drugs are absorbed by passive transport.
10.
However, channels called porins are present in the outer membrane that allow for passive transport of many ions, sugars and amino acids across the outer membrane.