Author Question: The blastopore is a structure that first becomes evident during A) fertilization (Read 541 times)

hummingbird

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The blastopore is a structure that first becomes evident during
A) fertilization.
B) gastrulation.
C) the eight-cell stage of the embryo.
D) coelom formation.
E) cleavage.



geoffrey

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hummingbird

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