Many cells in multicellular organisms are specialised. They have specific roles in the organism of which they are part. Their structure is adapted to their function. They are often grouped ...

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 ...

Function Features of cell that allow it to perform its function Beta cell (in pancreas ... cell Animal Contracts to allow movement of body parts Contains long protein filaments that can slide ...

The collection of proteins within a cell determines its health and function. Proteins are responsible ... exist alone or as part of a multi-unit structure, and change shape frequently or remain ...

They retain this ability even when parts of the retina degenerate ... do these properties remain stable even if the cells lose their original function -- for example, if the retina's photosensors ...

We are part of a team of stem cell researchers, neuroscientists ... had led scientists to doubt their significance to brain function. To uncover the relationship between neurogenesis in adults and ...