It's an effective method to analyse the effect of XXX on carbon metabolism by comparing the difference of wild type and mutants in ways of the consumption of various carbon resources .
It's a valuable(useful) method(reporter system) for XXX impact on carbon source metabolism by monitering different carbon source usage of wild type and mutants.
It's an effective approach to analyse the influence of XXX on carbon metabolism by comparing the difference of wild type and mutants in making use of various resources of carbon.