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Curricula IGCSE Pearson Edexcel Biology Modular / Unit 12. Structure & Functions in Living Organisms: Part 1

2. Structure & Functions in Living Organisms: Part 1

1

Levels of Organisation

Levels of Organisation

2

Cell Structure

Cell Structures

Stem Cells in Medicine: Advantages & Disadvantages

Importance of Cell Differentiation

Animal & Plant Cells: Similarities & Differences

3

Biological Molecules

Role of Enzymes

Practical: Investigating Temperature & Enzyme Activity

pH & Enzyme Function

Practical: Investigating pH & Enzyme Activity

Structure of Biological Molecules

Practical: Food Tests

Temperature & Enzyme Function

4

Movement of Substances Into & Out of Cells

Practical: Investigating Diffusion & Osmosis

Diffusion, Osmosis & Active Transport

Factors Affecting the Rate of Movement of Substances

5

Nutrition

Plants & Mineral Ions

Factors Affecting the Rate of Photosynthesis

The Process of Photosynthesis

Leaf: Structure & Adaptations

Practical: Investigating Photosynthesis

Human Alimentary Canal: Structure & Function

Role of Digestive Enzymes

Practical: Energy Content of a Food Sample

Small Intestine: Structure & Adaptations

6

Respiration

Practical: Investigating Respiration

Process of Respiration

Aerobic & Anaerobic Respiration

7

Gas Exchange

Gas Exchange: Night vs Day

Practical: The Effect of Light on Gas Exchange in Plants

Practical: The Effect of Exercise on Breathing

Gas Exchange in Plants

Alveoli: Adaptations for Gas Exchange

Leaf Adaptations for Gas Exchange

Role of the Intercostal Muscles & Diaphragm

Smoking & the Gas Exchange System

Structure of the Breathing System