最終更新日：2025/11/20

The large edible endothermal cells surrounded by the blastopore of an amphibian gastrula during its later stages

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yolk plug

元となった辞書の項目

yolk plug

名詞

The large edible endothermal cells surrounded by the blastopore of an amphibian gastrula during its later stages

日本語の意味

両生類の胚発生過程において、ガストララ期の後半で芽嚢孔に囲まれる、大きな栄養細胞の塊を指す。

During observation under the microscope, the biologist noted that the yolk plug was retracting as gastrulation progressed.

顕微鏡観察中、生物学者は原口に囲まれた卵黄栓が原腸形成の進行に伴って収縮していることに気づいた。

意味（1）

The large edible endothermal cells surrounded by the blastopore of an amphibian gastrula during its later stages

yolk plugs

（ plural ）