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What is the trait that is ancestral to all chordates?
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What is the trait that is ancestral to all chordates?

User Drvdijk
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The trait that is ancestral to all chordates is the presence of a notochord...the others are gill slits and nerve chord
User Polara
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Notochord - a rod made from cartilage, in vertebrates it is replaced by spine
User Jola
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