1.

In competitive inhibition, what happens to Vmax and Km if [I] = Ki?

A. Lowers to 0.5 V<sub>max</sub> and 0.5 K<sub>m</sub>
B. V<sub>max</sub> is unchanged and K<sub>m</sub> increases 2K<sub>m</sub>
C. Lowers to 0.5 V<sub>max</sub> and K<sub>m</sub> remains unchanged
D. Lowers to 0.67 V<sub>max</sub> and K<sub>m</sub> increases to 2K<sub>m</sub>
Answer» C. Lowers to 0.5 V<sub>max</sub> and K<sub>m</sub> remains unchanged


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