Brain and spinal cord of vertebrates have been derived from

Dorsal hollow nerve cord

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Ventral solid nerve cord

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Lateral nerve cord

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Dorsal solid nerve cord

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Solution

The correct option is A Dorsal hollow nerve cord
A. Dorsal hollow nerve cord
EXPLANATION: Dorsal hollow nerve cord develops into the chordate central nervous system; brain and spine. Nerve cord is a solid strand of nervous tissue. It coordinates the functions of the body.

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