Question

List the features that all vertebrates show at some point in their development.​

Answer 1

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Question

List the features that all vertebrates show at some point in their development.

Answer

Vertebrates possess notochord during embryonic stage only. The notochord is replaced by Cartilagious or bony vertebral column in the adult.

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Answer 2

Answer:

• 1.in these animals, notochord is replaced by vertebral column.

• 2. in these animals, head is well developed brain is protected by cranium.

• 3. endoskeleton is either cartilegenous or bony.

• 4. some chordates are jawless( AGNATHA) whereas some are with jaws(GNATHOSTOMATA).