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The textbook corresponds to the current biology curriculum for grades 6 of secondary schools, taking into account the latest changes. It consists of two workbooks that can be removed from each other: a workbook and a workbook for practical work and research workshops.

The second edition has revised the tasks for consolidating knowledge and tasks for laboratory research. Instructions for research workshops have also been added. The textbook is accompanied by an electronic appendix containing test tasks for self-control of knowledge and video fragments for some practical works .