embryo造句
例句与造句
- The embryo consists of two large fleshy cotyledons .
胚有两片大而肉质的子叶。 - The project was barely in embryo .
该计划只是个雏形。 - The embryo thus represents the beginning of the new sporophytic generation .
胚代表新孢子体世代的开始。 - Even in an immature seed the embryo is sufficiently well developed .
甚至在未成熟的种子中,胚已充分发育。 - Embryo transfers speed up the process of building a high-quality herd .
胚胎转移加速了培养优质牛群的步伐。 - It's difficult to find embryo in a sentence. 用embryo造句挺难的
- Embryo has most commonly eight genetically identical haploid nuclei .
胚囊,普通具有8个遗传上相同的单倍体核。 - These substances are slowly depleted as the embryo commences to grow .
随着胚开始生长,这些物质也慢慢用尽了。 - Its functions are like a zygotic embryo in giving rise to a new plant .
其功能就象合子胚,都能产生一株新植物。 - The cotyledons of the mature embryo are either green, yellow or chalky yellow .
成熟胚的子叶是绿色,黄色或浅黄色。 - Most grass embryos have a flap-like structure known as the epiblast .
大多数禾本科胚有一片瓣状结构通常称为外胚叶。 - The occurrence of more than one embryo in the ovule denotes polyembryony .
在胚珠中有一个以上的胚发生是表示多胚现象。 - It is formed by the coalescence of the first three neuromeres in the embryo .
它是由胚胎时的前三个神经原节愈合而成的。 - The cells of the quadrant in turn become partitioned to form the eight-celled embryo .
四分体细胞于是分裂形成八细胞胚。 - A sharp demarcation of adventive embryos from zygotic embryos cannot be drawn .
不定胚与合子胚之间不能划分出明显的界限。 - Starch grains present in the embryo sac and placenta are utilized by the embryo .
存在于胚囊和胎座中的淀粉粒为胚胎所利用。
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