Published by:
CGP EDU Academic Team
Published on: August 21, 2026
Which of the following characters are not correct for chordate?
(i) Protochordates are exclusively marine.
(ii) In Urochordata, notochord extends from head to tail region and is persistent throughout their life.
(iii) In Cephalochordata notochord extends from head to tail region and is persistent throughout their life.
(iv) In Vertebrates notochord is replaced by a cartilaginous or bony vertebral column in the embryo.
(v) All living members of the class Cyclostomata are endoparasites in some fishes.
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