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| 3 |  Gene Sequencing - A Level Biology | Mr Exham Biology @mrexhambio | — | Reino Unido | 82 |
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| 5 |  Eukaryotic and Prokaryotic Cells - GCSE Biology (9-1) 1.1 | Mr Exham Biology @mrexhambio | 2.7K | Reino Unido | 80 |
| 1 |  Viruses - A Level Biology | Mr Exham Biology @mrexhambio | 2.7K | Reino Unido | 86 |
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| 6 |  Monohybrid Inheritance - A Level Biology | Mr Exham Biology @mrexhambio | 1.3K | Reino Unido | 78 |
| 4 |  Antibiotic Resistance - A Level Biology | Mr Exham Biology @mrexhambio | 1.0K | Reino Unido | 81 |
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| 16 |  Microscopy - GCSE Biology (9-1) 1.3 | Mr Exham Biology @mrexhambio | 746 | Reino Unido | 70 |
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| 8 |  Dihybrid Inheritance - A Level Biology | Mr Exham Biology @mrexhambio | 661 | Reino Unido | 74 |
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| 14 |  Preserving Biodiversity - GCSE Biology (9-1) 9.10 | Mr Exham Biology @mrexhambio | 546 | Reino Unido | 70 |
| 17 |  Máster en Biología Molecular y celular | Universidad de Zaragoza @universidaddezaragoza_es | 54 | España | 69 |
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