Purpose. Formulation in the compressed type of basic scientifically-historical information, touching the topics for all of humanity and biological science − geneticists taking into account the known for today scientific achievements on the way of its evolutional development is presented. Methodology. Scientific methods of receipt and systematization of knowledges. Methods of historical method at becoming and development of biological science and genetics. Results. Short history of origin and becoming of classic genetics is described. The portraits of row of domestic and foreign scientists, bringing in a prominent contribution to development of genetics as sciences are presented. Short general biological bases of heredity are given for living organisms. Information is resulted about basic modern fundamental achievements and scientific openings of humanity in area of biology and genetics of living organisms. Originality. First by a scientist-electro-physicist for the wide circle of readers the simple and clear appearance is expound short basic scientific information about genes, genome and difficult mechanisms of transmission in the animal (vegetable) kingdom of the inherited information. Practical value. System built scientific popularization of existent knowledges of humanity in area of such section of biological science as genetics and expansion for the large number of people of scientific range of interests about outward us things and flowings in its difficult biological processes.