問題詳情

58.Which developmental sequence is correct?
(A)fertilization→gastrulation→blastula formation→morula formation→cleavage
(B)cleavage→fertilization→blastula formation→momla formation→gastmlation
(C)fertilization→cleavage→blastula formation→morula formation→gastralation
(D)fertilization→cleavage→morula formation—blastula formation→gastrulation
(E)fertilization→cleavage→momla formation→gastmlation→blastula formation.

參考答案

無參考答案

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