Biology, 15.10.2019 18:00 longboard5967
The higher invertebrates are divided into two evolutionary lines, protostomes and deuterostomes. this division is based on which developmental feature?
a. wether the blastopore ultimately develops into a mouth or an anus
b. wether the embryonic cells undergo spiral or radial cleavage
c. wether the coelom forms by splitting the mesoderm or through the pocket of the gut.
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The higher invertebrates are divided into two evolutionary lines, protostomes and deuterostomes. thi...
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