Using Microorganisms Safely

Using Microorganisms Safely

Culture medium - liquid or jelly that microorganisms are grown in

Microorganisms are grown (cultured) in a 'culture medium'

They need carbohydrates as an energy source, plus mineral ions and sometimes supplementary proteins and vitamins, these are usually added to the agar jelly.

Agar jelly can be poured when hot and sets when cold , it's poured into shallow round plastic dishes called petri dishes

Equipment is sterilised to prevent contamination:

• If equiment isn't…