The cells of the integument and nucellus of some plants form perfectly normal embryos.

某些植物的珠被和珠心細(xì)胞形成完全正常的胚.

辭典例句

There are collagenous fiber in integument especially integument and the hymenopterous integument discovered by the H . E .

用伊紅和 馬洛賴(lài)氏 三色法染色可見(jiàn)體壁尤其在腹壁的折疊處及膜翅壁中存在著膠原纖維.

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