top picks
Inside Cancer
Explore the prevention, causes, diagnosis and treatment of cancers.

Mitosis (BBC Bitesize)
An explanation of the process of mitosis using an animation and video clips to show what happens to chromosomes.

Diffusion (BBC Bitesize)
A description of osmosis using an animation and a rap. Examples of where diffusion occur in the human body are given.

Osmosis (BBC Bitesize)
A description of osmosis using an animation and a rap.

Meiosis (BBC Bitesize)
A detailed description of the steps in meiosis. An animation shows the movement of the chromosomes.

Mitosis and meiosis (BBC Bitesize)
A short video clips summarises the processes of mitosis and meiosis, It explains the similarities and differences between them.

Mitosis and meiosis video clip (BBC Bitesize)
An interactive video clip which describes how mitosis (one type of cell division) makes body cells and meiosis (the second type) makes ova and sperm cells.

Diffusion video clip (BBC Bitesize)
An interactive video clip which explains why diffusion occurs, what factors can affect its rate, and where it occurs in the body.

»more sites