IB Biology Topic A2.3: Viruses

IB Biology Topic A2.3 Viruses (HL) covers syllabus content as part of Topic A2: Cells under Theme A: Unity and Diversity. Use these notes, questionbank, videos, flashcards, and lessons to review the topic, practise exam questions, and move between notes, videos, flashcards, and lessons where available.

A2.3 Viruses is part of Topic A2: Cells under Theme A: Unity and Diversity.

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What this topic covers

A2.3.1 Structural features common to viruses (HL)

A2.3.2 Diversity of structure in viruses (HL)

A2.3.3 Lytic cycle of a virus (HL)

A2.3.4 Lysogenic cycle of a virus (HL)

A2.3.5 Evidence for several origins of viruses from other organisms (HL)

A2.3.6 Rapid evolution in viruses (HL)