Created by StemPy LabA bacterium makes amino acid Z in four steps, from W through X and Y. If Z builds up, which response saves the most raw material?
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← Without any inhibitor, an enzyme reaches half of its top speed at 5 mmol/L. A competitive drug is added at twice its Ki. At what substrate level does the enzyme now reach half of its top speed?Lead ions lower the activity of an enzyme, and extra substrate does not restore it. The ions bind –SH groups far from the active site. Which description fits? →
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