This topic is included in Paper 1 (Foundation) or Paper 3 (Higher) for GCSE OCR (A) Biology.
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- 3.1 Coordination and control – The nervous system
- 3.2 Coordination and control – The endocrine system
- 3.3 Maintaining internal environments – Homeostasis
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2022-2024 papers
Foundation
- 3.1 The Nervous System (F) MS
- 3.1 The Nervous System (F) QP
- 3.2 The Endocrine System (F) MS
- 3.2 The Endocrine System (F) QP
- 3.3 Maintaining Internal Enviroments (F) MS
- 3.3 Maintaining Internal Enviroments (F) QP
Higher
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2018-2021 papers
Foundation
- 3.1 The Nervous System (F) MS
- 3.1 The Nervous System (F) QP
- 3.2 The Endocrine System (F) MS
- 3.2 The Endocrine System (F) QP
- 3.3 Maintaining Internal Enviroments (F) MS
- 3.3 Maintaining Internal Enviroments (F) QP
Higher
pre-2018 papers
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