What is the role of cells in the life of unicellular and multicellular organisms?

In unicellular organisms, only one cell plays the role of the whole organism, while in multicellular organisms, they form tissues, and tissues form organs that can perform different functions, that is, different cells can perform different functions. Unicellular organisms often have organs for movement, which are not characteristic of multicellular organisms. In multicellular organisms, there is often a “division of labor” of the cells themselves.



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