A2. Cells | IB Biology
THEME A
A2. Cells
The Building Blocks of Life
Explore the fundamental units of life – from the origins of cellular life to complex cellular structures and the unique characteristics of viruses.
🌱 A2.1 Origins of Cells
Study how life began on Earth and how the first cells evolved from simple organic molecules to complex cellular structures.
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HL
🔬 A2.2 Cell Structure
Examine the intricate organization of prokaryotic and eukaryotic cells, their organelles, and specialized structures.
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SL+HL
🦠A2.3 Viruses
Investigate the unique characteristics of viruses, their replication cycles, and their relationship with host cells.
Jump to A2.3 Materials →
HL
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📖 View the PDF above or open in a new tab for better reading