AQA GCSE Biology revision notes
Animal tissues, organs and organ systems Revision Notes
Study Animal tissues, organs and organ systems with curriculum-aligned Revision Notes resources, practice links, and exam-focused support.
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Animal tissues, organs and organ systems
Revision notes
Hernia Hiatal hernia Mixed hernia Paraesophageal hernia diagram
Specification Link
This digestive system diagram is used for: Recall the main sites of production and action of amylase, proteases and lipases.
What To Explain
Digestive organs and enzymes break large insoluble food molecules into smaller soluble molecules that can be absorbed.
Exam Answer Move
This is tied to: Recall the main sites of production and action of amylase, proteases and lipases. The learner should explain digestion, enzymes or absorption.
Spleen diagram
Specification Link
This digestive system diagram is used for: Recall the main sites of production and action of amylase, proteases and lipases.
What To Explain
Digestive organs and enzymes break large insoluble food molecules into smaller soluble molecules that can be absorbed.
Exam Answer Move
This is tied to: Recall the main sites of production and action of amylase, proteases and lipases. The learner should explain digestion, enzymes or absorption.
Lung cancer Healthy lung Smoker’s lung Cancer diagram
Specification Link
This respiratory system diagram is used for: Explain the effects of smoking on lung disease and lung cancer.
What To Explain
Disease or lifestyle factors can damage respiratory structures, reducing effective ventilation or gas exchange.
Exam Answer Move
This is tied to: Explain the effects of smoking on lung disease and lung cancer. A strong answer links the respiratory structure to how disease, infection or lifestyle can affect breathing or exchange.
Peristalsis diagram
Specification Link
This digestive system diagram is used for: Recall the main sites of production and action of amylase, proteases and lipases.
What To Explain
Digestive organs and enzymes break large insoluble food molecules into smaller soluble molecules that can be absorbed.
Exam Answer Move
This is tied to: Recall the main sites of production and action of amylase, proteases and lipases. The learner should explain digestion, enzymes or absorption.
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