Like the exterior walls of a house, the plasma membrane is semi-permeable ... products result. For example, when oxygen levels are low, skeletal muscle cells rely on glycolysis to meet their ...

Enzymes in the membrane can do the same thing they do in the cytoplasm of a cell: transform a molecule into another form. Anchor proteins can physically link intracellular structures with ...

The table below list organelles, their function and the types of cell that they can be found in. Can you fill in the blanks to complete the table? Cell structure Description Function Cell type ...

For example, they facilitate nutrient absorption ... "These changes make the apical membrane—the top of the cell—less stiff and certain constituents of the tight junctions more mobile, without ...

This takes place when molecules diffuse across the cell membrane by travelling through specific transport proteins. It occurs down a concentration gradient - molecules move from an area of high to ...