No. Cartilage is a type of connective tissues. It is found in the spine, but also in other parts of the body.
no they do not they are a cartilage fish meaning they have cartilage instead of bones.
There is cartilage in backbone and between the parts of the vertebrae of the backbone but the bone itself is actually an organ that produces blood like all other bones do.
a vertibrate
plates
There are two subclasses of cartilaginous fish. Elasmobranchii and holocephali. The subclass elasmobranchii encompasses sharks. The subclass holocephali encompasses rays and skates.Sharks, skates, and stingrays.
No. "Backbone" is a common name for the spinal/vertebral column. Intervertebral disks are the the pieces of cartilage found between the individual vertebral bones in the column/backbone.
Sting rays don't have a back bone. They have cartilage there.
They have both a backbone and cartilage. Cartilage is found between the vertebrae. What your teacher probably intended to ask was if the squirrel has a backbone or a notochord. To that, you may answer yes, too. Embryonic squirrels have no bones. If you plan to answer "yes" you need to be prepared to defend your answer.
a vertebra
a vertebra
Shark
Cartilage is a flexible connective tissue that serves as the backbone material in the human body, providing structure and support to various body parts. It is found in areas such as the nose, ears, and joints, acting as a cushion and reducing friction between bones.