Author(s): Donna Rae Siegfried

Education

A friendly, visual guide that helps beginners ease their way into the study of the subject of life, this volume exposes the curious reader to the most important concepts of the biological sciences, including: how cells acquire energy, metabolism, reproduction, evolution, ecology and ecosystems.Ever wondered how the food you eat becomes the energy your body needs to keep going? If DNA is a set of instructions in your cells, how does it tell your cells what to do? How does your brain know what your feet are doing? The theory of evolution says that humans and chimps descended from a common ancestor, but does it tell us how and why? We humans are insatiably curious creatures who can