Key term for OCR GCSE Biology A, used in The endocrine system.
The process by which a gland releases a substance, such as a hormone, into the blood.
Secretion appears in OCR GCSE Biology A revision content for Organism level systems, especially The endocrine system and Hormonal coordination.
Create a free account to access OCR GCSE Biology A revision notes, track progress, and practise related key terms.
