Organic Molecules /diffusion osmosis
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Organic Molecules /diffusion osmosis

[From: ] [author: ] [Date: 11-07-05] [Hit: ]
along with utilizing diffusion and osmosis, living cells also possess a variety of special protein channels and pumps to permit specific molecules to pass through an otherwise impenetrable membrane. often these are organic molecules that are large in size. identify some kinds of organic molecules that may need to utilize these special channels

protein molecules

hormones and neurotransmitters come to mind
keywords: diffusion,osmosis,Organic,Molecules,Organic Molecules /diffusion osmosis
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