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  1. GCSE
  3. Biology OCR
  5. 3.2 Coordination and control – the endocrine system

3.2 Coordination and control – the endocrine system

Spec J247

Revise OCR GCSE Biology 3.2 Coordination and control – the endocrine system with the question bank, lessons, revision guides, and flashcards.

describe the principles of hormonal coordination and control by the human endocrine system • use of chemical messengers, transport in blood, endocrine glands and receptors

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