Form & Function
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Molecular & Cellular Structure
Study the fundamental building blocks of life – proteins, carbohydrates, lipids, and cellular organization.
Transport & Movement
Understand how substances move through biological systems and how gases are exchanged across membranes.
Environmental Interactions
Explore how organisms adapt to their environments and find their ecological niches.
📊 Biology SL 2025 Overview
Complete collection of Form & Function materials for Standard Level
💡 Key Concepts
Understanding how structure relates to function in biological systems
Structure-Function Relationship
Every biological structure is perfectly adapted to perform its specific function
Surface Area to Volume
Size and shape optimizations for efficient transport and exchange
Transport Mechanisms
Passive and active processes that move substances across membranes
Specialization
How cells and organisms become specialized for specific roles