Key term for OCR GCSE Biology B, used in Theory of Evolution.
A fossil that shows intermediate states between an ancestral form and its descendants, bridging the gap between two groups.
Transitional form appears in OCR GCSE Biology B revision content for Evolution and Biodiversity, especially Theory of Evolution and Fossils.
Create a free account to access OCR GCSE Biology B revision notes, track progress, and practise related key terms.
