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  • IGCSE Edexcel
  • Biology
  • 2. Structure & Function in Living Organisms

Biology

  • IGCSE Edexcel
  • Revision Notes

2. Structure & Function in Living Organisms


2.1 Level of Organization>2.2 Cell Structure>2.3 Biological Molecules>2.4 Movement of Substances Into and Out of Cells>2.5 Nutrition (in Plants)>2.6 Nutrition (in Human)>2.7 Respiration>2.8 Gas Exchange (in Plants)>2.9 Gas Exchange (in Human)>2.10 Transport (in Plants)>2.11 Transport (in Human)>2.12 Excretion (in Plants)>2.13 Excretion (in Human)>2.14 Coordination and Response (in Plants)>2.15 Coordination and Response (in Human)>

1. The Nature & Variety of Living Organisms

1.1 Characteristics of Living Organisms >

3. Reproduction & Inheritance

3.1 Reproduction (in Plants) >3.2 Reproduction (in Human) >3.3 Inheritance >

4. Ecology & The Environment

4.1 The Organism in the Environment >4.2 Feeding Relationships >4.3 Cycles within Ecosystems >4.4 Human Influences on the Environment >

5. Use of Biological Resources

5.1 Food Production >5.2 Selective Breeding >5.3 Genetic Modification (Genetic Engineering) >5.4 Cloning >

2.1 Level of Organization

2.1.1 Describe the levels of organization in organisms: organelles, cells, tissues, organs and systems

Flow of organisation levels in organisms:

  • Specialised cells group together to form tissues
  • Tissues group together to form organs

Organs group together to form organ systems

Previous1.1 Characteristics of Living Organisms
Next2.2 Cell Structure

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