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cyclosis n.【生物學】(細胞中的)胞質環流。

cyclostomate

Cyclosis ( cytoplasmic streaming ) the streaming of cytoplasm in a circular motion around the cell observed in some plants , particularly young sieve tube elements 胞質環流(胞質運動) :在一些植物細胞特別是在幼篩管分子中觀察到的細胞質圍繞細胞的環形流動的現象。

Prokaryotes lack organelles such as nucleoli , mitochondria , plastids , golgi apparatus , and do not exhibit cyclosis 原核生物無細胞器,如核仁、線粒體、質體、高爾基體等,不出現胞質環流。