All cell organelles have their own functions. The nucleus takes part in cell reproduction, since it carries hereditary information (chromosomes), the vacuole is a receptacle for cell juice, nutrients. The cytoplasm is the internal environment where all the organelles of the cell are located, the ribosomes synthesize protein, and the mitochondria is involved in the synthesis of ATP.
One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.