Biology, 25.03.2020 02:56 livirose1514
Jack observes the development of frog eggs. During his observations, he noticed that within a few hours of fertilization, the single-celled zygote went through a series of cell divisions. Which of these is the best interpretation?
A. The zygote is undergoing gastrulation.
B. The zygote is undergoing blastulation.
C. The zygote is undergoing cleavage.
Answers: 3
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The similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between organisms in both locations?
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