Active Transport
permeability
This sort of membrane is said to be semipermeable.
permeability
permeability
Passive Transport
Permeable if anything can go through or semipermeable if only certain things can go through it.
The movement of water and dissolved materials through a cell membrane is called Osmosis.
It's either diffusion, osmosis or active transport. More information is needed to answer the question fully.
Osmosis occurs when there are two solutions of different concentration strength separated by a semipermeable membrane. The membrane must allow water to cross, but not the solutes. Water will then move from the solution of lower concentration strength across the membrane to the solution of higher concentration strength. This movement of water is called osmosis.
The passive transport of water through a biological membrane is called osmosis.
Energy-free movement of materials through a cell membrane is called passive transport. This process includes diffusion, osmosis, and facilitated diffusion, where molecules move from an area of high concentration to an area of low concentration without the input of energy.
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