Non-chordates are characterized by the absenc | vedclass

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(A) Chordates are defined by the presence of three fundamental characteristics at some stage of their life cycle: a notochord,a dorsal hollow nerve co

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Notochord

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(A) Chordates are defined by the presence of three fundamental characteristics at some stage of their life cycle: a notochord,a dorsal hollow nerve cord,and pharyngeal gill slits. Non-chordates are animals that lack these three specific features. Therefore,the absence of a notochord is a primary characteristic that distinguishes non-chordates from chordates.

Non-chordates are characterized by the absence of which of the following features?

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