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.
the main function of the plasma is: a) the plasma is the main transporter of nutrients to the cells. b) carriers blood cells and platelets. c) disolves waste materials. d) disolves some carbon dioxide and transports it back to the lungs.