Q. 15.0( 3 Votes )

What is notochord ?<

Answer :

  • The notochord is a flexible rod-shaped body found in embryos of all chordates.
  • It is composed of cells derived from the mesoderm and defines the primitive axis of the embryo.
  • In some chordates, it persists throughout life as the main axial support of the body, while in most vertebrates it becomes the nucleus pulposus of the intervertebral disc.
  • The notochord is found ventral to the neural tube.

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