What features of development indicate that echinoderms and chordates are more closely related to each other than they are to other animals

Chordates are eucoelomate deuterostomes, and probably share a common ancestor with echinoderms. Three important characteristics unite the Phylum Chordata. At some point in their life cycle, all chordates have a notochord, a dorsal hollow nerve cord, and pharyngeal gill slits.

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jayilych4real jayilych4real · Answer 2 · 2022-02-07T14:18:11+01:00

The features of development which indicate that echinoderms and chordates are more closely related to each other than they are to other animals are:

Their phyla belongs to the Deuterostomia clade of bilaterian animals.

What is a Feature of Development?

This refers to the characteristics which are good indicators that a particular species are progressive and can survive extinction and reproduce.

With this in mind, we can see that echinoderms and chordates are closely related because of their phyla which belongs to the deuterostomia clade of bilaterian animals.

Read more about features of development here:
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