What does semi-permeable mean Quizlet

What does semi-permeable mean Quizlet?

A membrane is a barrier that can control what enters and exits a cell. Building a membrane is a process called endosymbiosis. An endosymbiotic cell can have an internal compartment that is different than its surrounding environment. The membrane is permeable to some substances and not others. It can have pores that allow specific elements to enter.

What does semi-permeable mean in Quizlet?

Another way to describe permeability is the ability to pass through something. The most obvious form of permeability is through a membrane, which acts as a barrier between two different substances. A wall that is porous allows for the diffusion of particles through it, but it does not allow fluids to pass through it.

What do semi-permeable mean Quizlet definition

A semi-permeable membrane is a biological membrane that allows some substances to pass through it while keeping other substances out. It is similar in function to a brick wall, allowing water to pass through it while keeping the cement and sand together. A biological membrane is a non-living structure that lines the inside or outside of all cells. It consists of a thin layer of fat and protein which allows substances in or out of a cell.

What does semi-permeable mean Quizlet definition?

If a membrane is able to allow the flow of some substances, but not others, it is called a semi-permeable membrane. This can help remove unwanted waste products from the body, prevent bacteria from passing through the membrane, and a few other applications.

What does semi-permeable mean in

A membrane is a thin layer of special organic or inorganic compounds that protect living cells and the other structures inside them. This layer is permeable to specific substances and blocks others. Thus, an ideal membrane allows certain substances to pass through it while stopping other substances from passing through. A membrane can be made from one or more layers of material.