Your body

1. READ/play the text
2. CLICK the picture (and video)
3. TRY this:

Q1: What is your body made from?

[Answer]

How tall is your body? It may be nearly a metre and a half from the soles of your feet to the top of your head. Whatever your size you are made from billions of building blocks called cells (see the magnified circle).

We cannot see cells, but they are arranged into groups that we can see