Statement A: The shape of the cell may vary with the function they perform.Statement B: Cells may be disc-like, polygonal, columnar, cuboid, thread like, or even irregular.

Cells vary greatly in their shape. They may be disc-like, polygonal, columnar, cuboid, thread like, or even irregular. The shape of the cell may vary with the function they perform.Example:The columnar cells along with the brush border helps in absorption of food.