Question

what are chordates? explain how character show an advancement over non chordates
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Answer 1

Answer:

Chordates include vertebrates and invertebrates that have a notochord. Chordates also have a post-anal tail, dorsal hollow nerve cord, and pharyngeal slits. Vertebrate chordates have a backbone.

Answer 2

Explanation:

The main feature that provides an advantage to the chordates is the chordates has a backbone whereas a non chordate does not.

Examples of chordates includes reptiles, mammals, etc.

Examples of non chordates includes annelids, arthropods, etc.