Key term for Edexcel GCSE Biology, used in The Circulatory System.
A micro-organism, such as a bacterium or virus, that causes disease.
Pathogen appears in Edexcel GCSE Biology revision content for Exchange and Transport in Animals, especially The Circulatory System and Blood Components.
Exchange and Transport in Animals
Blood Components
Health, Disease and Medicines
Aseptic Techniques
Health, Disease and Medicines
Immunisation
Health, Disease and Medicines
Human Physical and Chemical Defences
Exchange and Transport in Animals
The Circulatory System • Blood Components
Health, Disease and Medicines
Human Immunity and Medicines • Aseptic Techniques
Health, Disease and Medicines
Human Immunity and Medicines • Immunisation
Health, Disease and Medicines
Human Immunity and Medicines • Human Physical and Chemical Defences
Health, Disease and Medicines
Plant Defences • Chemical Defences in Plants
Health, Disease and Medicines
Plant Defences • Physical Barriers in Plants
Health, Disease and Medicines
Health and Pathogens • Spread and Prevention
Health, Disease and Medicines
Health and Pathogens • Spread and Prevention
Health, Disease and Medicines
Health and Pathogens • Common Infections
Health, Disease and Medicines
Health and Pathogens • Pathogens
Health, Disease and Medicines
Health and Pathogens • Disease Susceptibility
Health, Disease and Medicines
Health and Pathogens • Communicable vs Non-Communicable
Natural Selection and Genetic Modification
Selective Breeding and Genetic Engineering • Agricultural Solutions
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