Question Detail
Question
Into which two groups can bilaterally symmetrical, triploblastic eucoelomates be divided based on early embryonic development?
Correct Answer
Option C is the correct answer.
Detailed Explanation
Eucoelomates are further divided into protostomes and deuterostomes based on whether the mouth or anus develops first. Parazoa and Eumetazoa is a much broader division based on tissues.
Hint
This division is based on the fate of the blastopore.