Key term for Edexcel GCSE Biology, used in Hormonal Coordination.
The process by which a gland releases a substance, such as a hormone, into the blood.
secretion appears in Edexcel GCSE Biology revision content for Animal Coordination, Control and Homeostasis, especially Hormonal Coordination and Endocrine Glands.
Create a free account to access Edexcel GCSE Biology revision notes, track progress, and practise related key terms.