Reproduction and individual development (ontogeny) of organisms. Биология
You can find complete digitized copies of the textbook (7th edition, 2019) on educational portals like Edu.Tatar , which includes chapters on cytology, genetics, and molecular biology. onlain uchebnik po biologii 10 klass zakharov
The 10th-grade biology textbook by V. B. Zakharov (alongside authors like S. G. Mamontov and N. I. Sonin) is available online in several formats, primarily covering for both basic and advanced levels. Online Textbook Resources 2019) on educational portals like Edu.Tatar
Heredity, variation, and the foundations of biotechnology. which includes chapters on cytology