This book examines bacteria that are found in virtually every environmentincluding those that are characterized by extreme heat, cold, and depthand, of course, bacteria that are found inside our bodies. Case studies examine the development of new vaccines against bacterial diseases and the use of bacteria to help fight pollution.
Venus flytraps, pitcher plants, and sundews are all examples of nature's insect traps. They use their sugary nectar to lure prey to them, before each carries out a unique killer plan of capture. The predatory power of the plants featured in this title will stun young students.
From a stalk of corn to a pine tree, every plant is made of plant cells. What material is in these cells? How do they hold together? How do growers use their knowledge of cell growth to create new plants? What's next in plant science? You can see the hidden secrets of cell life in the fascinating photos, diagrams, and text inside.
Taking information out of one living thing and putting it into another is what genetic engineering is all about. How do scientists do it? Why do they do it? What are the results of their experiments with these amazing genetic materials? Through colorful photos, diagrams, and stories, you can understand the basics of genetic engineering. You can even see what the future of this science holds, from Enviropigs to designer pets!
Who are we, really? We share traits with our parents, but our genetic makeup is unique. Each one of us is a one-and-only creation. Through colorful photos, diagrams, and text, you can learn about genetics. See how the simple pea plant taught us the rules of inheritance. Find out how our genetic code is unlocking the mystery of where we came from and our connections with all living things.
Everywhere you go, there are things to explore in nature. What do you think you'll see?
This title introuduces students to the basic concept of sounds. How sounds can be heard but not seen. How sound is a form of energy that is transmitted through sound waves which travel through your eardrum to be heard. How sound travels through air and at what rate of speed. Useful examples are given throughout to help students understand the concept.