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They pass through channels in the cell membrane.

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10y ago
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12y ago

The cell membrane is semi-permeable. It allows some substances to pass in and out and others not. The proteins in the membrane are responsible for this function of control.

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13y ago

It is selectively permeable, meaning it allows certain substances to pass through.

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Q: How does the composition of the cell membrane help regulate the movement of substances into and out of the cell?
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Related questions

How do the gates function in a similar way to a cell membrane?

Gates function in a similar way to a cell membrane because they regulate entry and exit of people into homes just like the cell membrane controls movement of substances into and out of the cell.


How does the structure of the cell's membrane help the cells regulate water?

The semi-permeability of the cell membrane regulate water movement by osmosis.


What property describes the plasma membrane's ability to regulate movement of molecules into and out of the cell?

permeability


Which are the small openings in the nuclear envelope that regulate wich substances enter and exit the nucleus?

I believe the answer is nuclear pores membrane


What is selecticely permeable?

Selective permeability usually refers to the ability of a membrane to regulate the movement of materials. An intervening membrane can physically prevent a solute from diffusing down its concentration gradient. This allows cells, for example, to maintain a cytoplasm with a different composition than the extra-cellular fluid. A membrane may contain protein channels for the passive diffusion of a specific substance, actively acquire or discharge others, and have no channels to facilitate the movement of another. Thus, the membrane is selectively permeable for different solutes, usually depending on the needs of the cell.


The main role for the cell membrane is to?

regulate the movement of substances in and out of the cell. It acts as a barrier, controlling the exchange of nutrients, waste products, and other molecules between the cell and its environment. Additionally, the cell membrane is involved in cell signaling and communication.


What molecule has an important role in limiting what gets in and out of your cells?

The molecule that plays an important role in limiting what gets in and out of cells is the cell membrane. It is composed of a phospholipid bilayer that acts as a barrier, allowing only certain molecules to pass through. The cell membrane also contains various proteins and channels that further regulate the movement of substances across the membrane.


What is the function of the cellular membrane?

To regulate what goes into and out of a cell


Do neuroglia regulate extracellular fluid composition?

Yes, reguarly too. When they get bored they are like, 'Dude, lets' regulate extracellular fluid composition'. 'That sounds like a great idea!'


What are the function in body lipids?

they are fuelreserves of our body and forms as constitutes of membrane structure and regulate membrane permeability.


What are the Major functions in the body?

they are fuelreserves of our body and forms as constitutes of membrane structure and regulate membrane permeability.


Controls what moves into cells?

Cell membranes control what moves into cells by selectively allowing certain substances to pass through while blocking others. This selectivity is maintained through various processes such as diffusion, facilitated diffusion, and active transport. Additionally, cell membranes contain specific transport proteins and channels that help regulate the movement of molecules in and out of the cell.