Common ancestry
What Common ancestry means in Combined Science GCSE, as defined for AQA.
Definitions of Common ancestry
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Reference: AQA
All species share ancestors with simple early life, including humans, as indicated by fossils and shared biochemistry.
The branching pattern of an evolutionary tree shows how species or groups are related through common ancestors.
Topics that use Common ancestry
Related terms
- Behaviour recorded by traces
- Comparing fossil and living structures
- Decay and preservation
- Evidence for relationships between organisms
- Evolution
- Extinction
- Formation of new species
- Fossils
Using Common ancestry in the exam
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