Diffusion and osmosis are related concepts, which involve movement of materials from areas of high concentration to areas of low concentration. Osmosis refers to the diffusion of water across a selectively permeable membrane.
The only substance that can undergo osmosis is water.
In medical news, the Cell Division & Cancer Group, led by Spanish National Cancer Research Centre (CNIO) researcher Marcos Malumbres, has managed to decode a new mechanism that regulates cell division, in which the key molecule involved, Greatwall, also known as Mastl, could be a new therapeutic target for oncology treatments. Find out more here.