Question

Give the general characteristics of the vertebrates and two distinguishing features of the classes under it.

Answer 1

the main distinguishing feature of vertebrates is their vertebral column,

or backbone.the backbone run from the head to the tail along the dorsal side of the body. the vertebral column is the core of the endoskeleton

it allows a vertebrate to hold its shape

Answer 2

Answer:

1.Well developed brain.

2. Brain is covered with cranium.

3. Two pairs of appendages.

4. Notochord,forms on the dorsal side of the primitive gut of the early embryo.

5. The endoskeleton of most vertebrates is made of cartilage or bone.