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
The cell membrane is like the skin of the cell. It keeps foreign bodies out of the cell, allows the "good guys" in, and serves as a cushion for the organelles.
The cell membrane controls movement of materials in and out of the cell.
The selective permeability of the cell membrane
cell membrane
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
Cell Membrane
the cell membrane is as flexible barrier outside of the cell.
1)GO INSANE FOR THE CELL MEMBRANE! 2)I am one but part of two, I can always be found in you 3)Whats in your brain? Why its a cell membrane!
where is the cell control membrane and the cell membrane
Cell membrane