Question

Define cell wall

Answer 1

The cell wall is the outer layer covering the cell membrane. All cells have the cell membrane but cell wall is present in plants, fungi, algae, and most bacteria. The cell provides strength and structural support to cells thereby protects from physical damage. It also helps in regulating the transport of certain molecules from the cell. The makeup of the cell wall differs in organisms. The cell wall prevents the entry of pathogens which invade cells.