The sequence of developmental milestones proceeds as follows:
A)cleavage → blastula → gastrula → morula
B)cleavage → gastrula → morula → blastula
C)cleavage → morula → blastula → gastrula
D)gastrula → morula → blastula → cleavage
E)morula → cleavage → gastrula → blastula

Question

Quizplus · Accepted Answer

The correct sequence of developmental milestones is cleavage, which leads to the formation of a morula, followed by the blastula stage, and finally the gastrula stage.

The Sequence of Developmental Milestones Proceeds as Follows