Combined Science GCSE
Pathogens and disease in populations
What Pathogens and disease in populations means in Combined Science GCSE, as defined for AQA.
Definition of Pathogens and disease in populations
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Reference: AQA
A new pathogen is a biotic factor, and if a pathogen spreads, susceptible species decline while resistant ones may increase.
Topics that use Pathogens and disease in populations
- Biotic factors (AQA GCSE)
Related terms
- Competition for resources between species
- Effects of introduced species
- Interdependence and food webs
- Interdependence of organisms in a community
- Population cycles and limiting factors
- Predation and its effect on prey populations
- Predator–prey relationships
- Biotic factor
Using Pathogens and disease in populations in the exam
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