Question

How do animals of urochrodata differ from those of cephalochordata with reference to notochord​

Answer 1

Answer:

Both urochordates and cephalochordates are called protochordates. ... The main difference between Urochordata and Cephalochordata is that Urochordata consists of a notochord extended in the head region whereas Cephalochordata contains the notochord in the posterior region of the body.