What stage of preembryonic development results in a solid ball of nearly identical cells?

A) blastomere
B) blastocyst
C) zygote
D) morula


D
Explanation:
A) A blastomere is not a solid ball of identical cells.
B) A blastocyst is not a solid ball of identical cells.
C) A zygote is not a solid ball of identical cells.

Anatomy & Physiology

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