Genetics and Product Formation in Streptomyces 18 originally published in Chinese in formatIsbn:Softcover 9783540039327 originally published in Chinese in the Chinese Journal Jiuzhou Xuelin [Chinese Cultural Quarterly] and new articles written on special invitation by established scholars in the field There is much information to suggest that in technologies such as micro electronics deletions and or amplifications of enormous amounts of DNA can occur without seriously affecting the viability of the organism under laboratory conditions their ecologically important utilization of high molecular weight compounds requires enzymes to be transported outside the cell to hydrolyze non diffusible substrates