Biology (5090) Topic 14 · Coordination and response 14.4 Homeostasis Practise maintaining a stable internal environment, negative feedback, receptors and effectors, and the regulation of internal conditions in mammals. Key TheoryLearn FirstLoading… Common MistakesAvoid TheseLoading… StrategyApply ThisLoading… Practice 1EasyLoading… Practice 2MediumLoading… Practice 3AdvancedLoading… Practice 4AdvancedLoading…