Flatworms have no coelom.Gene sequencing shows that their closest relatives are the bryozoans (which are coelomate) and the rotifers (which are pseudocoelomate) .Which of the following is a legitimate conclusion?
A) Flatworms and rotifers form a monophyletic group.
B) Flatworms and bryozoans form a monophyletic group.
C) There must be flaws in the gene sequence analyses.
D) Both a and c
E) None of the above
Correct Answer:
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