Protochordates lack which of the following?

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(D) Protochordates (which include Urochordata and Cephalochordata) are primitive chordates. They lack a distinct head (craniates),jaws (gnathostomes),

Vedclass · Accepted Answer

All of the above

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(D) Protochordates (which include Urochordata and Cephalochordata) are primitive chordates. They lack a distinct head (craniates),jaws (gnathostomes),and a vertebral column (vertebrates). They also lack paired appendages. Therefore,all the mentioned structures are absent in protochordates.

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