What ARE genes? What do they do? How did DNA make EVERYTHING? Young scientists, meet genes and DNA, the building blocks of ALL LIFE ON EARTH. Colourful illustrations, plenty of flaps, and intriguing for kids who want to know MORE. Chapters in this book include: - What are genes? - Where are genes? - Where do your genes come from? - How do genes work? - Why do we all look different? - How do we know about genes? - What else can genes do? - What does the future hold?