The decisive role in solving almost all problems of selection belongs to genetics. At the same time, selection is based on the achievements of other sciences: systematics and geography of plants and animals, microbiology, cytology, embryology, biology of individual development, molecular biology, physiology and biochemistry. The widespread use of biotechnology methods has significantly accelerated the selection process and put it on a qualitatively new basis.
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.