Gregor Johann Mendel is known as the father of modern genetics. He used cross-breeding to develop different kinds of peas. This allowed him to make predictions about the outcomes. These are now called Mendel's Laws of Heredity. They explain how traits are passed from generation to generation. Mendel also discovered dominant and recessive genes.
French scientist Louis Pasteur has been called the founder of modern medicine. He proved that germs spread disease, and his work has saved millions of lives. A university chemistry professor, Pasteur is best known for discovering pasteurization, a process by which bacteria and molds are killed when liquids are heated. The process was named for him and is used today.
Women have made major contributions to science throughout history, including in the field of medicine. Learn about the lives of some of the most amazing women in medicine, from Rita LeviMontalcini to Margaret Chan, as well as their exciting and important work. Discover what it takes to be a doctor. Find out about the opportunities for women in medicine. Read Women in Medicine to see if following in the footsteps of the many brilliant women who have made their mark in medicine is something you want to do.
British scientist Robert Hooke built an early microscope and was the first scientist to observe cells and give them their name. Anton van Leeuwenhoek created the best microscopes of his time and used them to study living organisms. Matthias Schleiden, Theodor Schwann, and Rudolf Virchow created Cell Theory, which says that all living things are made of cells; cells are the smallest part of a living thing; and all cells come from other cells.
Photosynthesis is the basis for all life on Earth! This exciting and sensitive book looks at how plants take a gas that is poisonous to people and animals and, with the help of the Sun, create food and oxygen for all creatures. Children will delight at learning about the little "chloroplast" factories inside the leaves of plants and become aware of how important plants really are! Children of all ages will love this book!
Join our Body Buddy Ticker as he explores the workings of the heart and circulatory system. Children will learn how the amazing heart muscle works, and will discover how blood vessels transport life-giving oxygen to the cells and carry away carbon dioxide. Colorful layouts make learning about this complex topic easy and fun.
Struts and Flex, our muscle and bone Body Buddies give the inside scoop on this active partnership. Readers are introduced to the structure and function of bones and muscles. They will discover how different joints enable different kinds of movement and how muscles must work in teams.