A characteristic property of most, or perhaps all, proteins is their ability to combine specifically and reversibly with various substances. Well known examples are enzymes that bind substrates and inhibitors, and antibodies that bind antigens. This book deals with lectins, a class of proteins that bind carbohydrates. Another characteristic property of lectins is that they agglutinate cells or precipitate polysaccharides and glycoproteins. This is because lectins are polyvalent, i.e. each ...

Get your child excited about math with some maze fun. This book combines the study of math with the fun of games. Select a multiplication problem and solve it, then check your answer with the math maze. Explore the maze to arrive at the answer.Easily navigate the links to the math maze and answer. Then return to the practice problems to select another. Twenty problems in all, each with an answer maze. Most appropriate for 3rd and 4th grade students.

**NEW YORK TIMES BESTSELLER!Part how-to, part girl-empowerment, and all fun, from the leader of the movement championed by Sheryl Sandberg, Malala Yousafzai, and John Legend.**Since 2012, the organization Girls Who Code has taught computing skills to and inspired over 40,000 girls across America. Now its founder, and author Brave Not Perfect, Reshma Saujani, wants to inspire you to be a girl who codes! Bursting with dynamic artwork, down-to-earth ...

If you must teach about shapes, you might as well introduce them one at a time. This way, you are sure that the lesson has been fully absorbed before moving on to the next. Hence, this wonderful picture book is dedicated to Mr. Square. Here, your child will get to meet all things square for easy identification later on. Grab a copy today1

"Our Island is a true celebration of native Australian life, trembling with power and subtly." CBCA Reading TimeOur island lies beneath a big blue sky,surrounded by the turquoise sea.Turtles glide through the clear salt water,and dugongs graze on banks of seagrass.Join a group of children on an unforgettable adventure as they explore the wonders of their island home, fostering curiosity, connection, and a deep appre...

The scientific discoveries of ancient philosophers such as Aristotle were considered to be in the realm of "natural philosophy." Today philosophy and science are considered separate disciplines, yet each illuminates and complements the other. Modern philosophers are apt to pose important questions about the logic behind and validity of scientific practices. This comprehensive volume explains how and why philosophical thought is applied to the natural sciences and challenges readers to thin...

Early Readers are stepping stones from picture books to reading books. A green Early Reader is a first factbook.It's never too early to find out about... THE DEEP DARK SEA.Did you know that there are more living creatures in the sea than there are on land? Or that Lantern fish have glow-in-the-dark bodies to tell other lantern fish that they are nearby? Or that the viperfish has such big teeth that it can't close its mouth?Discover a world of incredible sea creature...

to this edition In working with my own clients to acquire gemstones and jewelry since this book was first published in 1984, they have pointed out that most people buy "jewelry" and not "gemstones." Because the book offers so much practical advice and money-saving tips about buying jewelry, they urged me to change the title. So, in this edition The Complete Guide to Buying Gems has been changed to Jewelry & Gems: The Buying Guide. Consumer and professional response to the book has been ver...

Learn more about science behind the creatures that continue to frighten and fascinate us from angry aliens to zombies. The Science of Monsters e-Book looks at the scientific aspects of monsters in Greek mythology, colossal creatures that were the result of radiation and genetic mutations, horrific humanoids, and even real-life "monsters" found in nature. This nonfiction reader engages middle school students with purposefully leveled content to increase comprehension for different types of ...

Historical Background lowe my interest in the lactic acid bacteria (LAB) to the late Dr Cyril Rainbow, who introduced me to their fascinating world when he offered me a place with him to work for a PhD on the carbohydrate meta bolism of some lactic rods isolated from English beer breweries by himself and others, notably Dr Dora Kulka. He was particularly interested in their preference for maltose over glucose as a source of carbohydrate for growth, expressed in most cases as a more rapid g...

Animal World is packed full of amazing images & fascinating facts about the magnificent creatures that inhabit the earth. Explore the great diversity of the animal kingdom, from lions to lizards, & elephants to eagles. Readers can look forward to learning about them all!