Distribution
What Distribution means in Biology A (Salters-Nuffield) A-Level, as defined for Pearson Edexcel.
Definitions of Distribution
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Check what you remember
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Reference: Pearson Edexcel
Where a species is found; a species occurs only where all its niche requirements are satisfied, so absence indicates a limiting factor.
Where organisms are found, which together with numbers is controlled by biotic and abiotic factors.
Topics that use Distribution
- Topic 5: On the Wild Side (Pearson Edexcel A-Level)
Related terms
- Abiotic factors
- Abundance
- Allele frequency
- Allopatric speciation
- Anthropogenic causes of climate change
- ATP as universal energy currency
- Biomass units
- Biotic factors
Using Distribution in the exam
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