What is a pathogen?

-it is a disease-causing microorganism -it is known to be infectious -examples: bacteria, fungi, viruses

MF

Related Biology GCSE answers

All answers ▸

Are diffusion and osmosis the same thing?


What happens to the arteries in coronary heart disease?


Describe how an impulse travels across a synapse


Describe the differences in structure of arteries, veins and capillaries.