This book is complete, professional, and easy to understand for kids and teens. It sometimes challenges the reader about what he has learned in biology all of his or her life. It is interesting to see this point of view. The illustrations and pictures are really descriptive and clear and it is easy to understand the theme they are referring to. In
...Read MoreRead more about This book is complete, professional, general, it is a good textbook for learning. It has been useful for my personal and external studies. Read LessRead less about This book is complete, professional,