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Question
Give scientific reasons.
Balanoglossus is connecting link between non-chordates & chordates.
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Solution
- Balanoglossus shows some characteristics of non-chordates.
- It also has a notochord, as in the case of chordates.
- Since it shares the characteristics of nonchordates and chordates, from the viewpoint of evolution, it is called the connecting link between them.
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