2.14 Coordination and Response (in Plants)

REVISION NOTES

IGCSE Edexcel Biology

2.14 Coordination and Response (in Plants)

2.14.1 Understand how organisms are able to respond to changes in their environment

2.14.2 Understand that homeostasis is the maintenance of a constant internal environment, and that body water content and body temperature are both examples of homeostasis

2.14.3 Understand that a co-ordinated response requires a stimulus, a receptor and an effector

2.14.4 Understand that plants respond to stimuli

2.14.5 Describe the geotropic and phototropic responses of roots and stems

2.14.6 Understand the role of auxin in the phototropic response of stems

1. The Nature & Variety of Living Organisms

1.1 Characteristics of Living Organisms

1.2 Variety of Living Organisms

2. Structure & Function in Living Organisms

2.1 Level of Organisation

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)

3. Reporduction & 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

IGCSE Edexcel Biology

2.14 Coordination and Response (in Plants)

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