D. multinucleated muscle fibers that can extend as long as 30 centimeters
A. the first cell is in anaphase l, and the second cell is in anaphase ll
"Hollow nerve chord" is the one structure <span>in a chordate embryo</span> among the following choices given in the question from which the nerves branches in intervals. The correct option among all the options that are given in the question is the fourth option or the last option. I hope the answer comes to your help.