Biology B
A microorganism, such as a bacterium or virus, that causes disease.
White Blood Cells
Aseptic Techniques
Chemical Plant Defences
Spread of Disease
Development of Genetics
Abiotic and Biotic Factors
Interactions
Immune System Role
Plant Defences
Types of Disease
Health and Disease
Sign up to access full revision notes, track your progress, and master every key term.