| protostome |
(pro
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| protostome |
Animals which form their mouth first during in embryonic development are referred to as protostomes. The mouth forms from the embryonic blastopore.
출처: faculty.mwsu.edu/biology/jon.scales/Courses/Zoolog...
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