That would be the cell wall. It is one of the defining characteristics that distinguish plant cells from animal cells. It is made mainly of cellulose. Some plants have secondary cell walls made out of lignin, which is tougher and stronger than cellulose.
A cell wall surrounds and protects a plant cell.
A cell wall surrounds and protects a plant cell.
cell wall!
the cell wall
cell wall ...
cell wall
The cell wall.
Cell wall
membrace
The cell wall completely surrounds the plasma membrane of the plant cell.
The cell wall completely surrounds the plasma membrane of the plant cell.
The cell wall completely surrounds the plasma membrane of the plant cell.