physics 2201

Detailed Notes - Topic 5 Homeostasis and Response - AQA Biology GCSEHomeostasis (5.1) Homeostasis is the maintenance of a constant internal environment. Mechanisms are in place to keep optimum conditions despite internal and external changes. This is needed for enzyme action and all cell functions. In the human body, homeostasis controls: ● Blood glucose concentration ● Body temperature ● Water levels Nervous ​and ​hormonal communication​ is involved in the automatic control syste...