"With U.S. intelligence agencies wracked by internal power struggles and paralyzed by bureaucracy, the President was forced to establish his own clandestine group -- Covert-One. It is only activated as a last resort, when the threat is on a global scale and time is running out."--back cover.
This book is filled with fun and educational experiments that explore the important role microorganisms play in the enviroment and demonstrate how microbes are controlled by chemical and physical factors.
Describes such microscopic organisms as viruses, bacteria, and fungi and the ways they affect human beings and other living things, and also covers the history of the microscope.
A simple introduction to microbes, including what they are, how they affect the body, bacteria, fungi, viruses, their roles in disease, and how to stay healthy.
Helps students understand how deadly diseases are spread, explains how drugs and vaccines have stopped the spread of diseases such as smallpox, and discusses how medical researchers are working to stop the spread of new diseases.