What anatomical feature is shared by all chordates?
- Correct Answer: laxchord
- isochord
- botachord
- notochord
Explanation: Did you know that fish, amphibians, reptiles, birds, and mammals are all related? They are all chordates. Chordates are a group of animals that includes vertebrates, as well as several closely related invertebrates. Chordates (phylum Chordata ) are named after a feature they all share, a notochord. A notochord is a hollow nerve cord along the back.
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