nucellar

英[\'nu:s?l?]
美[\'nus?l?]

基本釋義

adj.
珠心的

實(shí)用例句

Activation of nucellar cells by discharge from the pollen tubes has been claimed.

認(rèn)為由花粉管的流出物能使珠心細(xì)胞活化.

辭典例句

The nucellar epidermal cell cuts off several layer nucellar parietal cells.

珠心表皮細(xì)胞平周分裂產(chǎn)生多層珠心周緣細(xì)胞,為厚珠心.

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A single archesporium differentiates immediately below the nucellar epidermis, it functions directly the megaspore mother cell.

孢原細(xì)胞處于珠心表皮之下, 直接起大孢子母細(xì)胞的功能.

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The nucellar embryo suspensor , its development passed through the similar stages of the zygotic embryo.

珠心胚發(fā)育經(jīng)歷與合子胚相同的發(fā)育階段.

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In mature embryo sac, the nucellar cap is composed of 2~7 layer of cells.

珠心帽在胚囊成熟時(shí), 具有2~7層細(xì)胞.

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