Биология. Теория is a free Android application developed by MyAppBook that provides a comprehensive overview of biology. The app covers several categories of biology, including botany, zoology, human anatomy and physiology, and general biology.

The app's content is organized into subcategories, each containing a detailed explanation of the topic. For instance, the botany category contains information on bacteria, seaweed, lichens, mosses, and more. Similarly, the zoology category covers various animals such as amphibians, mammals, insects, and reptiles.

The app provides detailed information on human anatomy and physiology, including the respiratory system, the nervous system, and the musculoskeletal system. It also covers general biological patterns such as cell theory, protein synthesis, and photosynthesis.

In summary, Биология. Теория is a useful app for anyone looking to learn about biology. The app provides comprehensive information on various topics, and its content is well-organized and easy to understand.