Prokaryotes lack organelles such as nucleoli, mitochondria, plastids, Golgi apparatus, and do not exhibit cyclosis.
原无细胞器,如仁、线粒体、质体、高尔基体等,不出胞质环流。
The best studied inducible and repressible enzyme in phytopathogenic prokaryotes is endo-pectate lyase in E. carotovora.
植病原原中研究得最清楚萝卜软腐菌果胶酸内裂解酶。
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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。
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。
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。
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。
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。
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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