大家在查：菱形虫门扁盘动物门纽形动物门袋形动物门螠虫原生类卵生动物细胞的分化假体腔动物寒武纪生命大爆发

细胞动物

细胞动物

细胞动物

细胞动物

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The Gaia hypothesis proposes Earth is nurtured and reshaped by life into a single mega-organism.

这个加拉假设假设地球被单体的多细胞动物养育和重塑生命。

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At the very base are bacteria , which support phytoplankton and cytoplankton, which support single-celled animals, which support fly larvae .

塘中最基本的生物是细菌，它供养了浮游植物和 cytoplankton ，浮游植物和 cytoplankton 供养了单细胞动物，单细胞动物又供养了蝇幼虫。

6

Protozoan Diseases, Protozoa are one-celled animals found in great numbers almost everywhere in nature .

原虫疾病。原虫是大自然中各处都能大量发现的单细胞动物。

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It does not , however , have any known function in single-celled critters .

然而在单细胞动物中，它却丝毫不具有这个广为人知的作用。

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