The protoplast of a cell without a cell wall is called a .......

The function of plasmodesmata is:

Which of the following is not a function of the cell wall?
$(i)$ Provides shape to the cell.
$(ii)$ Protects the cell from mechanical damage and infection.
$(iii)$ Helps in cell-to-cell interaction.
$(iv)$ Provides a barrier to undesirable macromolecules.

The internal layer joining the primary walls of the two adjacent cells is known as

The cell wall of a root hair is . . . . . . .

Which of the following structures provides strong structural support to prevent a bacterium from bursting or collapsing?