Question

Advance feature of in vertebrate on protocordate

Answer 1

Some advanced features of vertebrates over protochordates are:



*The notochord is either replaced entirely by the vertebral column or is present along with the vertebral column.



*The heart is divided into chambers and has RBC in the blood.



*Each verterbra has a distinct sxx. The only exception is in the case of some fish.


*When fertilization takes place, the sperm and the ovum unite in the animal

Answer 2

Some advanced features of vertebrates over protochordates are:



*The notochord is either replaced entirely by the vertebral column or is present along with the vertebral column.



*The heart is divided into chambers and has RBC in the blood.



*Each verterbra has a distinct secs. The only exception is in the case of some fish.


*When fertilization takes place, the sperm and the ovum unite in the animal pole pathway.