What is the essence of phagocytosis? Explain why phagocytosis is not possible in a plant cell.

The essence of phagocytosis is the ability of certain cells (phagocytes) to approach, recognize, envelop (immerse themselves) and digest foreign cells. In plant cells, phagocytosis is not possible, since they have a hard cellulose membrane that is not able to contract, move, or take another form.



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