origin of life and the evolution of species. The yeast alanine
transferred DNA, first synthesized in China, can provide only
several hundred-billionths of a gram as the sample for analysis.
None other than tracer atom is competent to accomplish the
multiplex task of structural appraisal with such a small amount
of sample.
cited examples.
Isotopic tracing technology is a widely-used advanced
technology, and its applications are far more than the above-
Its applications in such fields as industrial
and agricultural production, in medicine, biological engineering
and in environmental protection cover a much broader and more
profound horizon.
9
The Translation Division of Ta. Dao Publishing Ltd.