What Do Membranes Do? Cell membranes serve as barriers and gatekeepers. They are semi-permeable, which means that some molecules can diffuse across the lipid bilayer but others cannot. Small ...

Mixtures of oil and water can be efficiently separated by pumping them into thin channels between semipermeable membranes, paving the way to cheaper and cleaner ways to deal with industrial waste.

The bacterial cell is more than "a collection of enzymes surrounded by a semipermeable membrane".

The Orion VersaStar DO meter uses a polarographic probe to determine DO. As DO passes through the semipermeable membrane, a cathode reduces the oxygen molecules creating an electric current. The ...

Osmosis is the diffusion of water molecules over a semi permeable membrane from a higher concentration to a lower concentration.

Chloramine Filters Gain Traction in Municipal Water Systems, Promoting Improved Water Quality and Public Health Protection WorldwideRockville, MD, Feb. 06, 2025 (GLOBE NEWSWIRE) -- According to ...