7 results found
Search Results for: diffusion shell
Diffusion shell
Diffusion shell a small vessel made of a semipermeable membrane through which peptone, but not serum albumin, can pass; used... Read More
Carbon fixation
Carbon Fixation Definition We know that the earth contains many elements. The periodic table shows us just how many... Read More
Neural Control Mechanisms
Nerve cells called neurons generate electric signals that pass from one end of the cell to another and release chemical... Read More