Biology holds out the promise of making man in any image we choose -or so we are led to believe Tonight's film of research in laboratories all over the world confirms that scientists are rapidly extending their power to intervene in the most critical stages of human life and reproduction. What could we do with that power? What should we do? Those appearing include: Dr. M. C. Chang Professor Erwin Chargaff Professor Barry Commoner Dr. Francis Crick Professor Henry Harris Professor C. H. Waddington