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GCSE Combined Science · key term
A protective mechanism that acts against many different pathogens rather than targeting one particular pathogen.
Used by AQA
Specification 4.3.1.6 · Paper 1
Revise: Human defence systemsThe first level of protection consists of non-specific defences. These act against many different pathogens, rather than recognising one particular type. They block entry, trap pathogens or kill them before they can infect tissues.
Non-specific defences act against many different pathogens. Antibody production is specific to particular antigens.
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