1. The document provides information about the definition, characteristics, generic structure, grammar and language features, types and functions of biographies. It defines biography as a detailed description of a person's life written by someone else.
2. It lists the common characteristics of biographies such as being written in third person and based on research rather than imagination. It also outlines the typical generic structure of biographies as an introduction, series of chronological events, and closing.
3. The document provides examples of the grammar and language used in biographies as well as different types of biographies and their functions. It aims to educate readers about the features and purpose of biographies.