Volobuev A.N., Genetic-Mathematical Modelling of the Populations Interaction, Journal of Genetic Engineering, Volume 1, Issue 2, 2020, Pages 1-8, ISSN 2694-1198, https://doi.org/10.14302/issn.2694-1198.jge-20-3515. (https://openaccesspub.orgjge/article/1443) Keywords: Hardy - Weinberg law; cells; viruses; time of a life; duration of pandemic.