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| 13 |  Measuring Energy in Food - GCSE Biology (9-1) 1.14B | Mr Exham Biology @mrexhambio | 4.2K | Reino Unido | 65 |
| 4 |  Specialised Cells - GCSE Biology (9-1) 1.2 | Mr Exham Biology @mrexhambio | 2.8K | Reino Unido | 69 |
| 2 |  Eukaryotic and Prokaryotic Cells - GCSE Biology (9-1) 1.1 | Mr Exham Biology @mrexhambio | 2.7K | Reino Unido | 70 |
| 20 |  Viruses - A Level Biology | Mr Exham Biology @mrexhambio | 2.7K | Reino Unido | 63 |
| 18 |  What is an ecosystem? - GCSE Biology (9-1) - 9.1 | Mr Exham Biology @mrexhambio | 2.6K | Reino Unido | 63 |
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| 19 |  Monohybrid Inheritance - A Level Biology | Mr Exham Biology @mrexhambio | 1.3K | Reino Unido | 63 |
| 12 |  Parasitism and Mutualism - GCSE Biology (9-1) 9.4 | Mr Exham Biology @mrexhambio | 1.3K | Reino Unido | 65 |
| 14 |  Biotic and Abiotic Factors - GCSE Biology (9-1) 9.2 | Mr Exham Biology @mrexhambio | 890 | Reino Unido | 65 |
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| 16 |  Microscopy - GCSE Biology (9-1) 1.3 | Mr Exham Biology @mrexhambio | 746 | Reino Unido | 64 |
| 5 |  Fick's Law - GCSE Biology (9-1) 8.5B | Mr Exham Biology @mrexhambio | 601 | Reino Unido | 69 |
| 9 |  Food Security - GCSE Biology (9-1) 9.11B | Mr Exham Biology @mrexhambio | 584 | Reino Unido | 67 |
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