Math, asked by vikas931591, 8 days ago

(a) Porifera (b) Ctenophora (c) Echinoderu
9. “All vertebrates are chordates but all chordates are not vertebrates". Justify the
statement.
ence of air bladder in Pisces?
Chanter​

Answers

Answered by shaimaparveen2058
0

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.

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