Regulations exist in many places from business to schools, but what about in our genes? Learn about gene regulation with an online interactive. It uses an animation to introduce the topic, many photographs of the scientists best known...

Students examine the various types of beef and the many uses of its by-products. They increase their knowledge by playing a game of "beef bingo."They discuss what parts of beef animals are their by-products.

Everything evolved from a common ancestor, but how did modern plants and animals develop so many more genes? Scholars use an online interactive to learn about the process. They begin to understand common genes with an animation, multiple...