Key term for Edexcel GCSE Biology, used in Homeostasis.
A change in the internal or external environment that is detected by a receptor.
Stimuli appears in Edexcel GCSE Biology revision content for Animal Coordination, Control and Homeostasis, especially Homeostasis and Importance of Internal Environment.
Create a free account to access Edexcel GCSE Biology revision notes, track progress, and practise related key terms.