Key term for OCR GCSE Biology B, used in Reproductive Hormones.
Chemical messengers produced by endocrine glands and carried by the blood to target organs to bring about an effect.
Hormones appears in OCR GCSE Biology B revision content for Human Physiology, especially Reproductive Hormones and Menstrual Cycle Control.
Create a free account to access OCR GCSE Biology B revision notes, track progress, and practise related key terms.