Stem cells play critical roles in the development of complex organisms. Embryonic stem cells have the ability to differentiate, giving rise to the many other types of cells and tissues that make up healthy, full developed bodies. Studies involving these cells have proven controversial.

Presents essays on objectivity and bias in the media.

From the Back Cover: Greenhaven Press's At Issue series provides a wide range of opinions on individual social issues. Each volume focuses on a specific issue and offers a variety of perspectives-eyewitness accounts, governmental views, scientific analysis, newspaper and magazine accounts, and many more-to illuminate the issue. Extensive bibliographies and annotated lists of relevant organizations point to sources for further research. Enhancing critical...

"At Issue: Embryonic and Adult Stem Cells: Books in this anthology series focus a wide range of viewpoints onto a single controversial issue, providing in-depth discussions by leading advocates, a quick grounding in the issues, and a challenge to critical thinking skills"--