How Did Multicellularity Evolve?

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In the beginning, there were single cells (Unicellular organism). Presently, millions of years later, most plants, animals, fungi, and algae are composed of multiple cells that work collaboratively as a single being. Despite the various methods these organisms achieved multicellularity, their conglomeration of cells operate cooperatively to consume energy, survive, and reproduce. But how did multicellularity evolve? Once or multiple times? How did a solo cell transition to associating and cooperating with other cells? The origins of multicellularity are one of the most interesting topics and evolutionary innovations in biology. Currently, there are three main hypotheses for how multicellularity had arisen. First ‘’Symbiosis hypothesis,’’ this
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