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Ligand-gated channels are proteins that open in response to specific molecules, called ligands, binding to them. When these channels open, they allow certain ions or molecules to pass through the cell membrane, facilitating the process of facilitated diffusion. This means that the movement of these ions or molecules across the membrane is made easier and faster, helping maintain the balance of substances inside and outside the cell.
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Diffusion with a channel protein?
Channel proteins facilitate the passive movement of molecules down their concentration gradient. They form channels across the cell membrane, allowing specific molecules to move in and out of the cell without requiring energy input. This process is known as facilitated diffusion.
How do proteins play a role in facilitated diffusion?
Proteins play a role in facilitated diffusion by acting as channels or carriers that help specific molecules pass through the cell membrane. These proteins facilitate the movement of molecules that are too large or polar to pass through the membrane on their own.
What is channel-mediated diffusion a subtype of?
Diffusion carried out by protein channel is termed channel mediated diffusionRead more http://www.kgbanswers.com/what-is-channel-mediated-diffusion/4450816#ixzz1EANNtr00
What are the 2 types of diffusion and explain fully?
The two types of diffusion are passive diffusion and facilitated diffusion. Passive diffusion is the movement of molecules across a membrane without the need for a protein carrier, driven by the concentration gradient. Facilitated diffusion involves the use of specific protein channels or carriers to help molecules move across the membrane, still following the concentration gradient without requiring energy.
What are diffusions of particles through protein channels called?
Diffusion of particles through protein channels is called facilitated diffusion. This process allows specific molecules or ions to pass through the cell membrane with the help of transport proteins.
What is the difference between diffusion and facilitate diffusion?
The difference between diffusion and facilitated diffusion is that facilitated diffusion is that the molecules pass through special protein channels.
Diffusion with a channel protein?
Channel proteins facilitate the passive movement of molecules down their concentration gradient. They form channels across the cell membrane, allowing specific molecules to move in and out of the cell without requiring energy input. This process is known as facilitated diffusion.
What describes one of the ways proteins behave in facilitated diffusion?
In facilitated diffusion, proteins act as channels or carriers to allow specific molecules to pass through the cell membrane. These proteins facilitate the movement of molecules down their concentration gradient without requiring energy input from the cell.
In which direction do channels using facilitated diffusion work?
Left
How is facilitated diffusion similar to diffusion ion channels?
Facilitated diffusion and diffusion ion channels both involve the movement of substances down a concentration gradient without requiring energy input. However, facilitated diffusion involves the assistance of carrier proteins to transport specific molecules, while diffusion ion channels are specialized proteins that form pores in cell membranes for specific ions to pass through.
Does osmosis or facilitated diffusion require the presence of membrane channels?
Facilitated diffusion requires the presence of membrane channels or transporters to move molecules across the membrane. Osmosis, on the other hand, does not require membrane channels as it involves the passive movement of water molecules through the lipid bilayer of the membrane.
How do proteins play a role in facilitated diffusion?
Proteins play a role in facilitated diffusion by acting as channels or carriers that help specific molecules pass through the cell membrane. These proteins facilitate the movement of molecules that are too large or polar to pass through the membrane on their own.
Is diffusion through ion channels a form of active transport?
Facilitated diffusion, or diffusion through ion channels, is not a form of active transport. It is a spontaneous passive transport.
Is facilitated diffusion ion channels an active or passive transport?
passive
Which describes one way proteins behave in facilitated diffusion?
they create channels
Which describes one of ways protein behave in facilitated diffusion?
they create channels
What describes of the way proteins behave in facilitate diffusion?
They create channels
