All animals and plants are made from cells. The components of a cell and their functions are described: membrane, cytoplasm, nucleus. In addition to these, plant cells also have a cell wall, vacuole and often chloroplasts. The function of each of these components is also described.

First broadcast:
25 March 2003

This clip could be used by students to discuss the components of a cell, in preparation for students studying specialised cells or making a model of a cell.