Prokaryotes lack organelles such as nucleoli, mitochondria, plastids, Golgi apparatus, and do not exhibit cyclosis.
原生物无细胞，仁、粒、、高尔基等，不出现胞环流。
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
In prophase 2, we see the disappearance of the nucleoli and the nuclear envelope again as well as the shortening and thickening of the chromatids.
在前期 2，我们看到核膜消失，染色单体变短变厚。
Generally speaking, malignant cells are irregularly-shaped with darkly staining nuclei, enlarged nucleoli, and produce abnormal keratin that look like pearls - so they're called keratin pearls.
般来说，恶性肿瘤细胞形态各异且细胞核深染，伴有增大的核仁，珍珠样的异角质——称作角化珠。
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划词翻译
详细解释
生物无细胞
，
粒
、
活医学科普 
般来说，恶性肿瘤细胞形态各异且细胞核深染，伴有增大的核仁，
珍珠样的异
角质——称作角化珠。
