This resource guides a-level biologists through gas exchange of boney fish. The structure of the gills is explored whilst explaining how the counter-current flow system of gas exchange optimises the diffusion of oxygen. Stretch, challenge and lateral thinking questions are embedded throughout.
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AQA Section 3 - Organisms Exchange Substances with their Environment - BUNDLE
This resource bundle contains all of the lessons you need to teach Section 3 - Organisms Exchange Substances with their Environment, AQA A Level Biology . This includes: 6.1 Exchange Between Organisms and their Environment 6.2 Gas Exchange in Single-Celled Organisms and Insects 6.3 Gas Exchange in Fish 6.4 Gas Exchange in the Leaf 6.5 Limiting Water Loss 6.6 Structure of the Human Gas-Exchange System 6.7 The Mechanism of Breathing 6.8 Exchange of Gases in the Lungs 6.9 Enzymes and Digestion 6.10 Absorption of the Products of Digestion 7.1 Haemoglobin 7.2 Transport of Oxygen by Haemoglobin 7.3 Circulatory System of a Mammal 7.4 The Structure of the Heart 7.5 The Cardiac Cycle 7.6 Blood Vessels & Their Functions 7.7 Transport of Water in the Xylem 7.8 Transport of Organic Substances in the Phloem 7.9 Investigating Transport in Plants
£45.00
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AQA Exchange - BUNDLE
This bundle includes all the lessons you need for the AQA Biology Chapter 6 - Exchange, including: 6.1 Exchange Between Organisms and their Environments 6.2 Gas Exchange in Single-Celled Organisms and Insects 6.3 Gas Exchange in Fish 6.4 Gas Exchange in the Leaf of a Plant 6.5 Limiting Water Loss 6.6 Structure of the Human Gas-Exchange System 6.7 The Mechanism of Breathing 6.8 Exchange of Gases in the Lungs 6.9 Enzymes and Digestion 6.10 Absorption of the Products of Digestion
£23.50
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