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Biodiversity, endemism and diversity indices
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The three levels of biodiversity

The three levels of biodiversity

Three linked panels showing biodiversity as genetic diversity within one species, species diversity in a community, and ecosystem diversity across woodland, grassland and pond habitats

Biodiversity is the variety of living organisms in an area. At A-level, it is described at three levels: genetic diversity, species diversity and ecosystem diversity.

Biodiversity, endemism and diversity indices Lesson

  1. A Level
  2. /Biology
  3. /Biodiversity, endemism and diversity indices

Step-by-step lessons on Edexcel A A Level Biology Biodiversity, endemism and diversity indices. Each one builds up to exam-style questions. Build a strong foundation in cell biology and biochemistry early on, since later topics on genetics, ecology and physiology all draw on these core concepts.

Lessons