Introduction to biology, its definition and most important branches, with a study of the characteristics of living organisms. Identifying the structure of the cell and its types (primitive, plant and animal cells), the functions of cell organelles, and the steps of meiosis and mitosis. Studying plant and animal tissues and their different types (structure and function), the basics of classification and the special characteristics of the kingdoms of living organisms. Studying representatives of other taxonomic groups and studying some biological and physiological processes of living organisms.