COLD SPRING HARBOR, N.Y. (May 11, 2010) --Cell-cell junctions are multi-molecular complexes that link neighboring cells. They help maintain tissue integrity, act as barriers to permeability, and allow ...

We are taught that plasma membranes are a typical lipid bilayer, but how do we know this, and who figured it out? Aa Aa Aa Most books mention that membranes have a typical "lipid bilayer," but why ...

Proteins are the end products of the decoding process that starts with the information in cellular DNA. As workhorses of the cell, proteins compose structural and motor elements in the cell, and they ...

Flip open an intro-to-biology textbook and you’ll likely find a cartoon image of the basic cell structure, with its kidney-bean shaped, round and oblong organs—called organelles—spread out with unique ...

Biologists used the world’s largest single-celled organism, an aquatic alga called Caulerpa taxifolia, to study the nature of structure and form in plants. It is a single cell that can grow to a ...