The manual covers issues covered in the textbook of the same name. The high concentration of information in the manual, together with the breadth of thematic coverage of the material, indicates the importance of students’ independent work. Helping the student learn the basics of genetics is the purpose of this manual. The materials in the manual will also help teachers in preparing for seminar classes. The manual can be used by biologists, psychologists, and teachers when studying courses in human genetics, psychogenetics, developmental biology, and special courses on human nature and behavior.