This book is a broadly historical account of a remarkable and very exciting scientific story–the search for the number of human chromosomes.

Your seventh grader is now moving towards more complex scientific truths - genetic disorders. This science book will tackle how and why genetic disorders happen.

But little did they know how it would EXPLODE! This book will look at genetic testing as it applies today and how the serious decisions that it demands, cannot be ignored.

The fourth edition of this well-known text provides students, researchers and technicians in the area of medicine, genetics and cell biology with a concise, understandable introduction to the structure and behavior of human chromosomes.

This new edition of Chromosome Abnormalities in Genetic Counseling offers a practical, up-to-date guide for the genetic counselor to marshal cytogenetic data and analysis clearly and effectively to families.

By focusing on chromosomes, Heredity under the Microscope offers a new history of postwar human genetics.