The most important function of the cell membrane is that it:

Green colour of leaves is due to presence of the pigment_____

The unit of measurement used for expressing the dimension (size) of cells is:

Paheli accidentally placed her hand over a flame and immediately pulled it back. She felt the sensation of heat and reacted due to the action of

Of the following parts of a cell listed below, name the part that is common to plant cell, animal cell, and a bacterial cell.