Problem: Which of the following structures is not required to be a chordate? A) Notochord B) Dorsal, hollow nerve cord C) Pharyngeal slits or clefts D) Muscular, post-anal tail E) Calcified spinal cord

FREE Expert Solution

Specific characteristics in chordate life cycle:

a. Dorsal, hollow nerve chord: bundle of nerve tissues running along the body

b. Notochord: flexible rod running along the body

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Problem Details

Which of the following structures is not required to be a chordate? 

A) Notochord 

B) Dorsal, hollow nerve cord 

C) Pharyngeal slits or clefts 

D) Muscular, post-anal tail 

E) Calcified spinal cord

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