If you have a well in your home, keep a close eye on the color of the water, which may tell you plenty about what might go on down under. If your well water turns an eerie blue or blue-greenish color, you have a problem related to either copper or zinc from bronze fixtures.
67 MembraneStructure andFunction Chapter Concepts 4.1 Plasma Membrane Structure and Function â¢ The plasma membrane regulates the passage ofmolecules into and out of the cell. 68â¢ The membrane contains lipids and proteins.
Functions of the plasma proteins include : The blood plasma contains inorganic ions which are important in regulating cell function and maintaining homeostasis. 1  Intravascular osmotic effect.he plasma membrane is a very important structure wh â¦ ich functions to allow certain substances to enter or leave the cell. It can pump other substance into the cell against the concentration gradient or pump other wastes etc. out of the cell.