單詞
megaspore
英 ['meg?sp??]
美['m?g?,spor]
基本信息
- n. 大孢子；（種子植物的）胚囊
英文詞源
- megaspore (n.)
- 1857, from mega- + spore.
雙語例句
- 1. The gametophyte is derived from the product of a reduction division in the megaspore mother cell.
- 該配子體是由大孢子母細胞進行減數分裂而來.
來自辭典例句
- 2. A single archesporium differentiates immediately below the nucellar epidermis, it functions directly the megaspore mother cell.
- 孢原細胞處于珠心表皮之下, 直接起大孢子母細胞的功能.
來自互聯網
- 3. Megaspore tetrad is linear. The chalazal megaspore develops into an embryo sac of Polygonum type.
- 大孢子四分體為線形, 合點端功能大孢子發(fā)育成為蓼型胚囊.
來自互聯網
- 4. The functional megaspore in the linear tetrad is the one endsac is the polygonum type.
- 大孢子四分體為直線型、少數為“T”型排列,合點端的一個為功能性大孢子.
來自互聯網
- 5. As development goes on, callose fluorescence disappears in the chalazal wall of diplosporous functional megaspore.
- 二倍體功能大孢子的合點端細胞壁內的胼胝質熒光消失.
來自互聯網
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