From a giant redwood tree to the smallest blade of grass, all plants are made of cells. These tiny organisms allow the plant to complete a variety of functions, many of which are different from the functions of human cells. for example, plants can convert energy from sunlight in a process called photosynthesis. learn about th the basic plant cell structure, the functions of different types of plant cells, and plant reproduction. colorful explanations,...

"New York Times bestselling author Robin Cook takes on the cutting-edge world of gene modification in this pulse-pounding new medical thriller. When an unidentified, seemingly healthy young woman collapses suddenly on the New York City subway and dies upon reaching the hospital, her case is an eerie reminder for veteran medical examiner Jack Stapleton of the 1918 flu pandemic. Fearful of a repeat on the one hundredth anniversary of the nightmarish...