The amoeba digestive vacuole is formed as a result of

Phagocytosis, the process of active capture and absorption of living and non-living particles by unicellular organisms or by special cells (phagocytes) of multicellular animal organisms.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.