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It protects internal organells.It regulates entry and exit of materials.It helps to coordinate cellular activities.

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Q: What 3 things do a cell membrane do?
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Related questions

What types of things must enter a cell in biology?

1.Cell Membrane 2.Nucleaus 3. ? 1.Cell Membrane 2.Nucleaus 3. ? 1.Cell Membrane 2.Nucleaus 3. ?


What is the functuon of a cell membrane?

Cell or Plasma membrane lets things in and out of the cell.


What is a semipermeable membrane that lets some things into the cell and keeps other things out?

the cell membrane


What do membrane do?

If you mean the cell membrane, it keeps lets things in and out of the cell.


What allows things in and out of the cell?

Cell membrane


What allows things to pass in out of the cell?

cell membrane


What controls the movement of things in and out of a cell?

The cell membrane.


What are three things found in a plant cell that are not found in an animal cell?

A Cell Wall.


What 3 things plant cells share with animal cells?

nucleus,cytoplasm,cell membrane!


All cells have what three things?

1. a cell membrane 2. DNA 3. cytoplasm


What does diffusion do in a cell?

Move things across the cell membrane.


What structure allow only certain things to pass in and out of the cell?

The cell membrane allows only certain things to pass in and out of the cell.