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Prokaryotes lack organelles such as nucleoli, mitochondria, plastids, Golgi apparatus, and do not exhibit cyclosis.

原核生无细胞器,如核仁、线粒体、质体、体等,不出胞质环流。

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The best studied inducible and repressible enzyme in phytopathogenic prokaryotes is endo-pectate lyase in E. carotovora.

原原核生中研究得最清楚的是胡萝卜软腐菌的果胶酸内裂解酶。

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PBS趣

Prokaryotes didn't gradually morph into eukaryotes through a bunch of gradual evolutionary steps.

核生物不是通过一系列渐进的进化步骤逐渐变成真核生物的。

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PBS趣

Prokaryotes were starved for P, so their population likely stalled for hundreds of millions of years.

核生物缺乏磷,所以它的数量可能停滞了数亿年。

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拉诺斯动画

Roughly one billion years later, prokaryotes evolved into more complicated eukaryotes.

大约 10 亿年后,核生物进化成更复杂的真核生物。

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PBS趣

Up until this point, all cells were prokaryotes: simple bags of stuff without any division of labor going on inside.

在这之前,所有的细胞都是核生物:里面只有物质,没有任何分工。

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拉诺斯动画

About 3.7 billion years ago, single-celled  microbes, called prokaryotes, first evolved on our planet.

大约 37 亿年前,称为核生物的单细胞微生物首先在我的星球上进化。

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生物学基础入门

Archaea and bacteria are prokaryotes, and because they do not have nuclei in their DNA, it is located in their cytoplasm.

古生菌和细菌都是核生物,因为它的 DNA 中没有细胞核,细胞核位于细胞质中。

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cynobex, cynocephalous, cynocephalus, cynoctonine, cynodont, cynodontin, Cynoglossidae, cynoglossum, cynologist, cynology,

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