During the embryonic development of which types of invertebrates does the true coelom develops from the two pouches off the primitive digestive tract?
schizocoelomates
protostomes
enterocoelomates

enterocoelomates

explanation:

deuterostomes are the invertebrates in which the blastopore does not give rise to the mouth but develops into the anus. in these organisms, two pouches develop from endoderm to give rise to mesoderm and body cavity. since the body cavity is formed by outward growth of primitive digestive tract, these organisms are called as enterocoelomates.

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