Question

All chordates are not vertebraes​

Answer 1

Answer:

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All chordates have a notochord. ... In vertebrates notochord is replaced by vertebral column (backbone), however vertebral column is not present in protochordates. Therefore, all vertebrates are chordates but all chordates are not vertebrates

Answer 2

Answer:

All chordates have a notochord. ... In vertebrates notochord is replaced by vertebral column (backbone), however vertebral column is not present in protochordates. Therefore, all vertebrates are chordates but all chordates are not vertebrates.

Explanation:

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