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What role do transport proteins, as integral plasma membrane proteins, play in the movement of molecules across the cell membrane?
Transport proteins, as integral plasma membrane proteins, facilitate the movement of molecules across the cell membrane by acting as channels or carriers that selectively allow specific molecules to pass through. They help regulate the transport of essential substances such as ions, nutrients, and waste products in and out of the cell, maintaining the cell's internal environment and supporting various cellular functions.
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Does passive transport require ATP for the movement of molecules across the cell membrane?
No, passive transport does not require ATP for the movement of molecules across the cell membrane.
Does facilitated transport require energy for the movement of molecules across the cell membrane?
Yes, facilitated transport does require energy for the movement of molecules across the cell membrane.
Does facilitated diffusion require a transport protein for the movement of molecules across the cell membrane?
Yes, facilitated diffusion does require a transport protein for the movement of molecules across the cell membrane.
How are receptors and transport proteins similar?
they are both components of the cell membrane
What protein is an integral membrane protein that helps move molecules across a cell membrane?
An example of an integral membrane protein that helps move molecules across a cell membrane is a transporter protein. These proteins are embedded within the lipid bilayer and facilitate the movement of specific molecules such as ions or metabolites across the membrane through a process called facilitated diffusion or active transport.
Does passive transport require ATP for the movement of molecules across the cell membrane?
No, passive transport does not require ATP for the movement of molecules across the cell membrane.
Does facilitated transport require energy for the movement of molecules across the cell membrane?
Yes, facilitated transport does require energy for the movement of molecules across the cell membrane.
Does facilitated diffusion require a transport protein for the movement of molecules across the cell membrane?
Yes, facilitated diffusion does require a transport protein for the movement of molecules across the cell membrane.
How are receptors and transport proteins similar?
they are both components of the cell membrane
What protein is an integral membrane protein that helps move molecules across a cell membrane?
An example of an integral membrane protein that helps move molecules across a cell membrane is a transporter protein. These proteins are embedded within the lipid bilayer and facilitate the movement of specific molecules such as ions or metabolites across the membrane through a process called facilitated diffusion or active transport.
What is the movement of molecules through a cell membrane requiring energy?
active transport
What part of the plasma membrane regulates what enters and leaves the cell?
The phospholipid bilayer of the plasma membrane, specifically the integral membrane proteins like transport proteins and ion channels, regulate what enters and leaves the cell by controlling the movement of molecules across the membrane.
What is another form of transport that uses transport proteins to move other ions and small molecules across the plasma membrane?
This process of transportation might be diffusion. Diffusion, by definition, is the process by which molecules spread out, or move from areas where there is a high concentration of molecules to an area where there is a low concentration of molecules. I'm in my cell and genetics chapters of science as well...
What is the role of the basolateral membrane in the transport of molecules across epithelial cells?
The basolateral membrane in epithelial cells helps transport molecules into and out of the cell. It plays a key role in regulating the movement of substances between the cell and its surroundings.
Structure regulates the transport in and out of the cell?
The cell membrane is the structure that regulates the transport of molecules in and out of the cell. It is selectively permeable, allowing certain substances to pass through while restricting others. Transport proteins embedded in the membrane help facilitate the movement of specific molecules across the membrane.
Is enewrgy required for the movement of water molecules across the cell membrane?
No. Osmosis is a form of passive transport.
Can passive transport reach equilibrium?
Yes, passive transport can reach equilibrium. In passive transport, molecules move across a membrane without the need for energy input. Once the concentration of molecules is equal on both sides of the membrane, equilibrium is reached and there is no further net movement of molecules.
