This book is meant for the beginners of Biology and for those who think that Biology is a difficult subject to understand. This book contains all the basic topics of the subject. The concepts of these topics have been made very easy and interesting to understand. After reading the book the subject of Biology will become the most interesting subject for you for all times to come. Just read and enjoy the modern Biology of our times. This book can also be used as a textbook by all the students of Biology because it covers all the basic topics most comprehensively.