1.

Balanoglossus is connectinglink between non-chordates andchordates.

Answer»

SOLUTION :(1) Balanoglossusshows some CHARACTERS of non-CHORDATES. (2) It also has notochord as in case of chordates. (3) Since it SHARES the characters of non-chordates and chordates, from the VIEW point of evolution, it is called connecting link between them.


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