It allows materials to pass in and out of the cell
A good item for a cell membrane would be a thin plastic or cardboard
It could be a gate. It is a gate because the door is the cell membrane. See you need to get past the cell wall before the cell membrane.
Cell membrane
A cell membrane is also known as a plasma membrane or cytoplasmic membrane. The cell membrane separates the interior of a cell from its outside environment. The main function of a cell membrane is to protect the cell from its surroundings.
i dont know im not good at science
the cell membrane is as flexible barrier outside of the cell.
the cell membrane
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cell (plasma) membrane
cell surface membrane cell surface membrane
There are multiple membranes in a cell. Two of them are the cell membrane and the nucleur membrane.
The outer boundary of a general animal cell is the cell membrane.