Which of the following is not a fundamental c | vedclass

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(D) The fundamental characteristics of the phylum $Chordata$ include the presence of a notochord,a dorsal hollow nerve cord,and paired pharyngeal gill

Vedclass · Accepted Answer

Presence of spinal cord

Vedclass · Answer

(D) The fundamental characteristics of the phylum $Chordata$ include the presence of a notochord,a dorsal hollow nerve cord,and paired pharyngeal gill slits at some stage of their life cycle.$A$,$B$,and $C$ are the primary diagnostic features of chordates.$D$ (presence of a spinal cord) is a specialized feature found only in vertebrates,which is a subphylum of $Chordata$. Therefore,it is not a fundamental characteristic of all chordates.

Which of the following is not a fundamental character of the phylum $Chordata$?

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