Question

explain how vertebrates evolved from invertebrates​

Answer 1

Answer:

Starting from radial organism , organism starts to possess bilateral symmetry (symmetrical to the right and left). This is where vertebrates and invertebrates evolve from. ... Vertebrate tend to use bone, cartilage and dentine as exoskeleton material.

Explanation:

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Answer 2

Answer:

Vertebrates possess a backbone and an internal skeleton. Vertebrates do not possess an exoskeleton. Nearly all invertebrates possess an open circulatory system. All vertebrates have closed circulatory system.

Difference