七星瓢虫的卵黄发生:保幼激素类似物对卵黄原蛋白合成... ... protein synthesis - 蛋白质合成 juvenile - 幼[态]的 Coordinate regulation - 协同调控 ...
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弯曲杆菌感染通常较为温和,但对十分年幼的儿童、老年人以及免疫抑制人群可能具有致命性。
Campylobacter infections are generally mild, but can be fatal among very young children, elderly and immunosuppressed individuals.
相比之下,当幼龙虾在没有牡蛎片的光滑鱼缸中饲养时,大多数都发育出了两个刀爪。
In contrast, when juvenile lobsters were reared in a smooth tank without the oyster chips, the majority developed two cutter claws.
十分钟以后,为了穿过森林,我们将车开上了一条起伏不平的泥泞小道,却发现一只刚从泥坑里打过滚的犀牛跑到了路中间,身后还跟着一只同样满身泥的幼犀,体型差不多有母犀的三分之二左右。
Ten minutes later we were driving through forest along a raised dirt track when a rhino fresh from a wallow climbed onto the road, followed by an equally muddy juvenile two-thirds her size.
Then we all sprang up and stript To hunt the verminous brood.
然后我们突然出现并脱光衣服,捕猎生虫的幼鸟,这里士兵们脱光衣服。
They both proliferate, increase in number, and they differentiate; they differentiate from immature B-cells into antibody producing cells.
淋巴细胞将迅速增殖,数量大幅提高,同时发生分化,幼B淋巴细胞分化,形成能够分泌抗体的细胞
Cells share signals with each other, and that leads to activation of a specific cell population if we're thinking about a vaccine that produces antibodies, that leads to activation of B-cells, immature B-cells, which do two things.
细胞与细胞之间存在信号传递,而这将激活特定的细胞群体,如果是一些能够产生抗体的疫苗,抗体将会激活B淋巴细胞,幼B淋巴细胞,使其发生两种变化
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