Presents information on the structure and function of various kinds of cells found in humans and other organisms.

Text, illustrations, and photographs describe the structure and functions of plant cells.

Looks at all aspects of plant and animal cells. Describes the various characteristics of plant and animal cells, what is inside them, how they reproduce, cloning and gene technology, bacteria and viruses, and protection against disease.

Features a comprehensive source about the human organism, how it works, and what can go wrong and provides authoritative information on all the elements, large and small, that make up the human body.