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A new feature notochord appeared in a phylum of animalia a) name the phylum b) where is notochord location c) write its function d) name two organisms

belonging to this phylum


A) the phylum name is Protochordata
b) notochord runs along the back of the body separating the nervous tissue from the gut.
c) Notochord provides a place for muscles to attach for ease of movement.
d) Herdmania, Amphioxus, Balanoglossus
2 4 2
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