双受精过程属有丝分裂前配子融合类型.Double fertilization is the type of the Premitotic syngamy.根据观察,在北京地区,软毛猕猴桃的双受精大多发生在授粉后30—72小时内.In Beijing area the double fertilization of Actinidia chinensis occurred 30 - 72 ho - urs after pollinatio...
这种现象被艾瑟称做 “ 异质亲和性 ”.This phenomenon has been termed " heterogenic compatibility " by Esser.这种膜的类脂是一种有两种亲和性的分子.Such membrane lipids are amphiphatic molecules.由于对上皮细胞的亲和性, 病毒侵袭皮肤的马尔毕基氏细胞.Because of an affinity for epitheli...
Here are aged Moors with flowing white beards, and long white robes with vast cowls.这儿有批上年纪的摩尔人,白须飘拂,身穿白长袍,头顶大风兜.Specially developed cowls direct air into the building, and also draw used air out.一种特制的罩可以将空气导入大楼, 也可以将废气排...
有1/5的本科生写作不合语法规则。One in five undergraduates cannot write grammatically.所有攻读英语的本科生每周上一次导师辅导课.All undergraduates reading English attend a turtorial group each week.这是为本科生开的一门课.This is a course for undergraduates....
Party loyalists responded as they always do, waving flags and carrying placards.党的忠诚支持者们的反应一如既往，他们挥舞着旗帜，高举着标语牌。But some Fatah loyalists could also have an interest in destabilising things.但一些法塔赫的忠实成员却对一些打破平衡的事情感兴趣.Who we...