In addition to food, we also obtain cotton, dyes, wool and leather from living things. Microorganisms also play an important part in the production of some foods (e.g. yoghurt, cheese, bread, beer, wine) and medicines such as penicillin.

You need to be able to:

• Describe the use of bacteria, yeast and other fungi in food and medicine production (bread, beer, wine, cheese, yoghurt) and antibiotics (e.g. penicillin)