The cell membrane.
cell membrane
Cell membrane
This would be the nucleus which is like the brain of the cell. it controls it - the nucleus isn't a cell, its part of a cell :)
osmosis
prison guard
The cell membrane controls the movement of materials in and out of the nucleus. This helps to support and homeostasis.
Cell Membrane
The Plasma Membrane.
The cell membrane controls the movement into and out of the nucleus. The cell membrane is a barrier that keeps cellular materials in and foreign objects out.
The cell membrane controls the movement of substances into and out of the cell.
cell wall
Proteins imbedded in the cell membrane