nucellus

nucellus

[nu:'seləs]

n.珠心;

复数： nucelli

例句:

1、

Food materials may be stored in a special tissue derived from the nucellus, called the perisperm.

营养物质可以贮藏于由珠心产生的一种特殊组织, 叫外胚乳.

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2、

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

某些植物的珠被和珠心细胞形成完全正常的胚.

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3、

The ovule is bitegminous archesporial cell locates under the nucellus epidermis, which develops into functional megasporocyte.

孢原细胞位于珠心表皮之下, 直接起大孢子母细胞的功能.

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