Cell membranes protect and organize cells. All cells have an outer plasma membrane that regulates not only what enters the cell, but also how much of any given substance comes in. Unlike ...
The molecules may be remnants of fatty acids, which form cell membranes in Earth’s organisms, though they might have formed ...
Our skin and mucous membranes are protected by epithelial cells. This barrier tissue performs its function thanks to ...
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Biochemists create protocells to explore how lipids may have led to first cell membranesNoting that modern cell membranes are all made of lipids, the researchers wondered if the first cell membranes might have been made of lipids as well—and if that was the case, how they might ...
The walls of the living cell consist partly of the fatty substances called phospholipids. It appears that some of these substances play an active role in the transport of other substances across ...
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