Question

short note on vertebral column​

Answer 1

Explanation:

Together, the vertebrae and intervertebral discs form the vertebral column. It is a flexible column that supports the head, neck, and body and allows for their movements. It also protects the spinal cord, which passes down the back through openings in the vertebrae.

Answer 2

Answer:

vertebrate :

• have bilateral symmetry , triplobalstic .
• corpom present
• have notochord
• have paired gill pouches .
• have dorsal nerve chord ...

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