Is a membrane that allows only certain substances to pass through it.
http://wiki.answers.com/Q/What_does_selectively_permeab...
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Semipermeable membrane - Wikipedia, the free encyclopedia
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A semipermeable membrane , also termed a selectively-permeable membrane , a partially-permeable membrane or a differentially-permeable membrane , is a membrane that will allow certain molecule...
en.wikipedia.org/wiki/Semipermeable_membrane
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ACID ~ A molecule that can contributes a proton (H+) to a solution ... ACTIVE TRANSPORT ~ Movement of a molecule across a membrane that requires a protein and cell energy from ATP ... SELECTIVELY PERMEABLE ~ Some molecules can go through while others cannot...
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www.the-aps.org/education/lot/cell/Def.htm
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Click anywhere on the "aqueous solution" to start or restart.
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lessons.harveyproject.org/development/general/diffusion...
lessons.harveyproject.org/development/general/diffusion/diffusion/diffusion.html
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Abstract This project deals with the actions of molecules diffusing across a membrane in order to reach an isotonic state, As the number of molecules on one side of the membrane approaches the number on the other, there is no more force to diffuse to one side. ... Without the process shown, passive diffusion,
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www.asms.net/rtc/19971998/PeterGottschalk.html
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Selectively permeable membrane: (under subclass 400) Apparatus in which a constituent of the fluid being treated diffuses through a material which acts as a barrier to other constituents of the fluid permitting only the selected constituent to contract the electrode surface.
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www.patentec.com/data/class/defs/204/415.html
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Osmosis is the passive transport of water through a selectively permeable membrane, a membrane that allows certain needed particles to pass through it more easily than others. Pores in this type Coursework by GCSE and A level students ... See this essay or coursework document in full right now ... Use key words for your topic:
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www.studentcentral.co.uk/osmosis_is_passive_transport_w...
www.studentcentral.co.uk/osmosis_is_passive_transport_water_through_a_selec_34811/
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1. Partially permeable. 2. Allowing passage of certain, especially small, molecules or ions but acting as a barrier to others. Used of biological and synthetic membranes. ... can you give me the meaning of selectively permeable membrane...
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help.com/post/110715-how-do-i-use-selectively-permeable
help.com/post/110715-how-do-i-use-selectively-permeable
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