Biology GCSE
speciation
What speciation means in Biology GCSE, as defined for AQA, OCR.
Definitions of speciation
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Reference: AQA
Populations that become separated accumulate different variations and over many generations may become so different that they can no longer interbreed to produce fertile offspring.
The emergence of new species, occurring when genetic differences become so pronounced that individuals from two populations can no longer interbreed to produce fertile offspring.
Topics that use speciation
- Speciation (biology only) (AQA GCSE)
- Natural selection and evolution (OCR GCSE)
Related terms
- Evidence for evolution
- allele diversity
- Antibiotic resistance
- bacterial selection
- biodiversity conservation
- classification systems
- Darwin and Wallace
- Development of scientific theories
Using speciation in the exam
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