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Cladistics (frae Greek κλάδος, klados, i.e. "branch")[1] is an approach tae biological classification in which organisms are grouped thegither based on whether or nae thay hae ane or mair shared unique characteristics that come frae the group's last common auncestor an are nae present in mair distant auncestors.

References[eedit | eedit soorce]

  1. "clade". Online Etymology Dictionary.