zona pellucida
(dated) whatchamacallit
(anatomy) A glycoprotein membrane surrounding the plasma membrane of an oocyte.
A civil parish in Central Bedfordshire district, Bedfordshire, England, in which the villages of Upper Sundon and Lower Sundon are located (OS grid ref TL0427).
simple past tense and past participle of whoomph
受精の研究で、科学者たちは精子が卵母細胞の透明帯上の受容体に結合してから卵子に侵入することを観察した。
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DiQt
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