A door was open, in the wall of my cell.

The sound came faint from one wall of their cell.

He was again leaning his head against the cell wall.

Though there is no cell wall, it shows various forms.

One wall of her cell collapsed and there was light.

It is based on the composition of their cell wall.

High up on the wall of my cell I could see where somebody had written his name with a pencil.

Instead, he turned to the east, eyes seeming as if they could see directly through the cell wall.

Martin eased himself back against the wall of his cell.

It is found in the cell walls of most fruit.