Biology · A-Level · Edexcel · Edexcel A-level Biology B - 9BI0 · Specification point · 9.1 · Control Systems
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9.1 Homeostasis
| Students should: |
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i Know that homeostasis is the maintenance of a state of dynamic equilibrium. ii Understand the importance of maintaining pH, temperature and water potential in the body. iii Understand what is meant by negative feedback and positive feedback control. |