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Phylogeny — OCR GCSE Biology A Definition | GradeGen

Home
Biology
Key terms
Phylogeny

GCSE Biology · key term

Phylogeny

Definition

The evolutionary history and relationships of an organism or group of organisms.

Used by OCR

How each exam board covers it

OCR GCSE Biology A · J247

Specification B5.2b · Paper 2 (Foundation), Paper 4 (Higher)

Revise: Classification systems

OCR Biology A past papers

Related key terms

Artificial classification
Classification
Common ancestor
DNA sequencing
Molecular phylogenetics

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Natural classification

Phylogenetic tree