yolk envelope 中文意思是什麼

yolk envelope 解釋
蛋黃包膜
  • yolk : n. 1. 蛋黃,卵黃。2. 羊毛油脂。3. 【生物學】(胚囊內的)胚乳;〈比喻〉真髓;核心。
  • envelope : n. 1. 信封;紙袋;包封,封皮。2. 殼層,外殼。3. 【數學】包(絡)線;包跡。4. 【航空】氣囊;【天文學】包層;【生物學】包膜,包被。
  1. There are two types of yolk granule inside of ovum, in which vesicle or arc gap could be observed by om, and the yolk granule has been decomposed by 4 pathway : ( l ). be decomposed straight in cytoplasm ; ( 2 ). begin to be decomposed from the vesicle inside of yolk ; ( 3 ). begin to be decomposed from the arc gap of yolk ; ( 4 ). before decomposed, the yolk will be enwrapped by envelope

    內部形成小泡,卵黃從內部小泡開始碎裂、降解。外部形成弧形缺口,卵黃從弧形缺口開始碎裂、降解。卵黃外被囊泡,卵黃顆粒在小泡內進行降解,殘存的顆粒將隨囊泡以胞吐的形式排于卵周隙。
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