Advanced features of vertebrates over protochordata
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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 sex.
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SOME ADVANCED FEATURES OF VERTEBRATES OVER PROTO CHORD ATA ARE:-
➡️The notochord is either replayed 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 vertebrae has a distinct sex .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.
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