Explain briefly pinocytosis , Biology

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Unlike the phagocytosis, that is a regulated form of endocytosis carried out by a small number of cell category, pinocytosis is a constitutive process which happens continuously in all eukaryotic cells.  Little areas of the plasma membrane are ingested in the form of little pinocytic vesicles that are later returned to the cel

 

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                       figure: (a) Phagocytosis and (b) pinocytosis.


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