Biology (Separate Science) · GCSE · Edexcel · Edexcel Level 1/Level 2 GCSE (9–1) in Biology (1BI0) (Higher) · Specification point · 5.12 · Health, disease and the development of medicines
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Students should:
| Students should: | Maths skills |
|---|---|
5.12 Describe how the physical barriers and chemical defences of the human body provide protection from pathogens, including: a physical barriers, including mucus, cilia and skin b chemical defence, including lysozymes and hydrochloric acid | 5c |