If you are referring to the spinal cord then the vertebrae, dura mater, arachnoid mater and pia mater. If referring to the actual bones then supportive muscles, intervertebral discs, connective tissue including adipose (fat).
i know but not telling
The answer you are searching for is Spinal Cord.
Yes. They are vertebrates and all vertebrates have a spinal cord.
it protects a hollow nerve chord
Vertebrates have spinal cords. Invertebrates have no spinal cord.
No, not all animals have spinal cords. Only vertebrates have spinal cords. (However, their are plenty of spineless people and they are vertebrates)
the skull and the backbone
the species having spinal cord are vertebrates
spinal cord
the CNS is your brain and spinal cord, so the skull protects the brain, and the vertebrates in your spine help protect the nerves in your spine.
That's correct. Vertebrates are a subphylum of the phylum Chordata, which also includes organisms without backbones. Vertebrates are characterized by their spinal columns, or vertebrae, which give them structural support and protect their spinal cord.
Are known as vertebrates.