常見例句A large nonmotile female gamete or egg cell,formed in an oogonium and ready for fertilization. 卵球一種不活躍的大雌配子或卵細胞,形成于卵巢中并在那里準(zhǔn)備受精A large nonmotile female gamete or egg cell, formed in an oogonium and ready for fertilization. 卵球一種不活躍的大雌配子或卵細胞,形成于卵巢中并在那里準(zhǔn)備受精In the first phase, the oogonium has little cytoplasm and bigger nuclear-cytoplasmic ratio. 第1時相,卵原細胞細胞質(zhì)較少,核質(zhì)比較大。The proliferative phase of the oogonium was found in the gestational age between 41d and 84d. 卵原細胞增殖期為41-84天胎齡間,而增殖高峰在41-48天間出現(xiàn)。A group of cells at the tip of the oogonium in certain green algae (Chlorophyta), such as the stonewort Chara and the mermaid's cup (Acetabularia). 2某些綠色藻類(綠藻門)中頸卵器頂部的一組細胞,例如輪藻屬和傘藻屬的冠細胞。When the gametes are readily distinguished as male or female, other therms may be used such as ANTHERIDIUM, ARCHIEGONUM, or OOGONIUM. 配子很快地分化為雌性或雄性以后,其他的細胞會形成如精子囊,頸卵器,卵囊等器官。 返回 oogoniums