Resources for Additional Higher Level topics for IB Biology.

This content is supplementary to the Core content, and will be tested in Paper 1 and Paper 2. It will NOT be tested in Paper 3.

Topic 7: Nucleic Acids and Proteins

Topic 8: Respiration and Photosynthesis

Topic 9: Plant Science

Topic 10: Genetics

Topic 11: Human Health and Physiology



  1. I have a question: Is AHL for Higher Level (HL) students only? Or do Standard Level (SL) students also need to study AHL material?

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