Phylogenetics

The exercise was created 2025-03-11 by Morrismus. Question count: 8.

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autapomorphy a unique trait found in only one species or group
plesiomorphy an ancestral trait inherited from an early ancestor
symplesiomorphy a shared ancestral trait found in multiple groups
apomorphy a newly evolved trait
synapomorphy a derived trait shared by multiple species within a group showing common ancestry
monophyletic includes a common ancestor and all descendants
paraphyletic includes a common ancestor but not all descendants
polyphyletic includes species from different ancestors, but not the common ancestor

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