Ключевое слово: «paramecium caudatum»

A large number and wide distribution characterize unicellular animals as animals that play a significant role in nature. Free-living protozoa occupy an important place in the cycle of substances in the biosphere. The relevance of the study is due to the fact that it is known that at present the interest of the scientific community in unicellular organisms is growing, due to the rapid development of biotechnology, biocybernetics, genetic engineering etc. None of the above areas of biology can do without research on protozoa. Paramecium caudatum – is of significant scientific interest, as it is the most convenient model for studying the vital activity of living organisms, as well as an object that responds to changes in the quality of the environment. The study of adaptations to various abiotic factors is one of the most important areas of biology.