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Circulatory System — OCR GCSE Biology B J257

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Biology
OCR GCSE Biology B
Human Physiology
Human Transport Systems
Circulatory System

OCR GCSE Biology B · J257

Circulatory System

What you need to know

Describe the human circulatory system and its relationship with gaseous exchange, digestive, and excretory systems.

Revision notes

1
Circulatory System
5 key terms

Practise with past papers Key terms & definitions

Previous subtopicCell Membranes Next subtopicHeart Structure