unicellular

unicellular organisms.

单细胞组织

unicellular spores of these parasites have an imperforate wall.

这些虫单细胞孢子有一层无孔壁。

Rhizoid A unicellular rootlike structure found in certain algae and in the gametophyte generation of the bryophytes and some ferns.

假根：在一些藻类、苔藓植物和裸子植物配子体中存在由单个细胞形成类似根结构。